fix(deps): update module github.com/appleboy/go-fcm to v0.1.6 (#4314)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [github.com/appleboy/go-fcm](https://togithub.com/appleboy/go-fcm) |
`v0.1.5` -> `v0.1.6` |
[![age](https://developer.mend.io/api/mc/badges/age/go/github.com%2fappleboy%2fgo-fcm/v0.1.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/github.com%2fappleboy%2fgo-fcm/v0.1.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/github.com%2fappleboy%2fgo-fcm/v0.1.5/v0.1.6?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|

---

### Release Notes

<details>
<summary>appleboy/go-fcm (github.com/appleboy/go-fcm)</summary>

### [`v0.1.6`](https://togithub.com/appleboy/go-fcm/releases/tag/v0.1.6)

[Compare
Source](https://togithub.com/appleboy/go-fcm/compare/v0.1.5...v0.1.6)

#### Changelog

- [`699d69d`](https://togithub.com/appleboy/go-fcm/commit/699d69d) docs:
refactor README for Current Tooling Usage
- [`fb71d30`](https://togithub.com/appleboy/go-fcm/commit/fb71d30) feat:
implement HTTP proxy configuration support
- [`27b01b3`](https://togithub.com/appleboy/go-fcm/commit/27b01b3)
refactor: refactor error handling and HTTP client setup
- [`e30e784`](https://togithub.com/appleboy/go-fcm/commit/e30e784)
style: refine `doc.go` comment formatting
- [`b5a841f`](https://togithub.com/appleboy/go-fcm/commit/b5a841f)
chore: refactor workflow and update Go module configs
- [`a8cd9e3`](https://togithub.com/appleboy/go-fcm/commit/a8cd9e3) ci:
refactor GitHub Actions workflows
- [`5d2dd89`](https://togithub.com/appleboy/go-fcm/commit/5d2dd89)
chore: improve project automation and CI workflows
- [`a57cc24`](https://togithub.com/appleboy/go-fcm/commit/a57cc24) ci:
refactor CI/CD and Test Configurations
- [`f669ef3`](https://togithub.com/appleboy/go-fcm/commit/f669ef3)
chore: refactor project configuration files
- [`690ff91`](https://togithub.com/appleboy/go-fcm/commit/690ff91)
refactor: update Message struct fields to follow the latest legacy http
protocol spec
([#&#8203;33](https://togithub.com/appleboy/go-fcm/issues/33))
- [`0181be2`](https://togithub.com/appleboy/go-fcm/commit/0181be2)
upgrade to go 1.16
- [`6ec3c17`](https://togithub.com/appleboy/go-fcm/commit/6ec3c17)
Example and Readme files are changed for newcomers to use this client
successfully.
([#&#8203;32](https://togithub.com/appleboy/go-fcm/issues/32))
- [`043e83b`](https://togithub.com/appleboy/go-fcm/commit/043e83b)
Remove duplicate assignment
([#&#8203;31](https://togithub.com/appleboy/go-fcm/issues/31))
- [`422fb96`](https://togithub.com/appleboy/go-fcm/commit/422fb96)
chore: upgrade to go1.15
- [`e4c1275`](https://togithub.com/appleboy/go-fcm/commit/e4c1275)
Return Error Response Code
([#&#8203;28](https://togithub.com/appleboy/go-fcm/issues/28))
- [`b867dd8`](https://togithub.com/appleboy/go-fcm/commit/b867dd8) Retry
with context
([#&#8203;27](https://togithub.com/appleboy/go-fcm/issues/27))
- [`864d85a`](https://togithub.com/appleboy/go-fcm/commit/864d85a)
chore: Increase maximum condition operators to 5
([#&#8203;24](https://togithub.com/appleboy/go-fcm/issues/24))

</details>

---

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go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/Masterminds/semver/v3 v3.2.1
 	github.com/adrg/xdg v0.4.0
 	github.com/andybalholm/brotli v1.1.0
-	github.com/appleboy/go-fcm v0.1.5
+	github.com/appleboy/go-fcm v0.1.6
 	github.com/bradfitz/latlong v0.0.0-20170410180902-f3db6d0dff40
 	github.com/cozy/goexif2 v1.3.1
 	github.com/cozy/gomail v0.0.0-20170313100128-1395d9a6a6c0

go.sum

@@ -13,8 +13,8 @@ github.com/alecthomas/units v0.0.0-20201120081800-1786d5ef83d4/go.mod h1:OMCwj8V
 github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1U3M=
 github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
-github.com/appleboy/go-fcm v0.1.5 h1:fKbcZf/7vwGsvDkcop8a+kCHnK+tt4wXX0X7uEzwI6E=
-github.com/appleboy/go-fcm v0.1.5/go.mod h1:MSxZ4LqGRsnywOjnlXJXMqbjZrG4vf+0oHitfC9HRH0=
+github.com/appleboy/go-fcm v0.1.6 h1:F3xHY3HxL/aZg2quFq0DaEGeXCjjoq5JWa3NCHkUup8=
+github.com/appleboy/go-fcm v0.1.6/go.mod h1:MSxZ4LqGRsnywOjnlXJXMqbjZrG4vf+0oHitfC9HRH0=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc h1:biVzkmvwrH8WK8raXaxBx6fRVTlJILwEwQGL1I/ByEI=