Merge pull request #1647 from zhanluxianshen/add-arm64-github-pr

add arm/arm64 category for github pr label.

.github/labeler.yml

@@ -23,32 +23,41 @@ os:linux:
   - ./**/*_linux_test.go
   - ./**/*_linux_s390x.go
   - ./**/*_linux_amd64.go
+  - ./**/*_linux_arm64.go
+  - ./**/*_linux_arm.go
   - ./**/*_posix.go
 os:freebsd:
   - ./**/*_freebsd.go
   - ./**/*_freebsd_386.go
   - ./**/*_freebsd_test.go
   - ./**/*_freebsd_amd64.go
+  - ./**/*_freebsd_arm64.go
+  - ./**/*_freebsd_arm.go
   - ./**/*_bsd.go
   - ./**/*_posix.go
 os:darwin:
   - ./**/*_darwin.go
   - ./**/*_darwin_386.go
   - ./**/*_darwin_test.go
   - ./**/*_darwin_amd64.go
+  - ./**/*_darwin_arm64.go
   - ./**/*_posix.go
 os:openbsd:
   - ./**/*_openbsd.go
   - ./**/*_openbsd_386.go
   - ./**/*_openbsd_test.go
   - ./**/*_openbsd_amd64.go
+  - ./**/*_openbsd_arm64.go
+  - ./**/*_openbsd_arm.go
   - ./**/*_bsd.go
   - ./**/*_posix.go
 os:windows:
   - ./**/*_windows.go
   - ./**/*_windows_386.go
   - ./**/*_windows_test.go
   - ./**/*_windows_amd64.go
+  - ./**/*_windows_32bit.go
+  - ./**/*_windows_64bit.go
 os:solaris:
   - ./**/*_solaris.go
   - ./**/*_posix.go