fix: node version in ci

.github/workflows/lint.yml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: '14.x'
+          node-version: '16.x'
 
       - run: yarn install --frozen-lockfile --non-interactive
 
@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: '14.x'
+          node-version: '16.x'
 
       - run: yarn install --frozen-lockfile --non-interactive
       - name: Run linter

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [14.x]
+        node-version: [16.x]
     steps:
       - name: Checkout code
         uses: actions/[email protected]
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [14.x]
+        node-version: [16.x]
     steps:
       - name: Checkout code
         uses: actions/[email protected]

package.json

@@ -80,6 +80,6 @@
     "ethers": ">= 5.0.0"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^4.5.0"
+    "@openzeppelin/contracts": "4.5.0"
   }
 }

yarn.lock

@@ -1045,10 +1045,10 @@
     "@nodelib/fs.scandir" "2.1.5"
     fastq "^1.6.0"
 
-"@openzeppelin/contracts@^4.5.0":
-  version "4.9.5"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.9.5.tgz#1eed23d4844c861a1835b5d33507c1017fa98de8"
-  integrity sha512-ZK+W5mVhRppff9BE6YdR8CC52C8zAvsVAiWhEtQ5+oNxFE6h1WdeWo+FJSF8KKvtxxVYZ7MTP/5KoVpAU3aSWg==
+"@openzeppelin/[email protected]":
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.5.0.tgz#3fd75d57de172b3743cdfc1206883f56430409cc"
+  integrity sha512-fdkzKPYMjrRiPK6K4y64e6GzULR7R7RwxSigHS8DDp7aWDeoReqsQI+cxHV1UuhAqX69L1lAaWDxenfP+xiqzA==
 
 "@protobufjs/aspromise@^1.1.1", "@protobufjs/aspromise@^1.1.2":
   version "1.1.2"