Bump shogo82148/actions-goveralls from 1 to 1.4.4

Bumps [shogo82148/actions-goveralls](https://github.com/shogo82148/actions-goveralls) from 1 to 1.4.4.
- [Release notes](https://github.com/shogo82148/actions-goveralls/releases)
- [Commits](shogo82148/actions-goveralls@v1...v1.4.4)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/go.yml

@@ -27,6 +27,6 @@ jobs:
         run: go test -coverprofile=profile.cov ./...
       - name: Send coverage
         if: matrix.go == '1.16'
-        uses: shogo82148/actions-goveralls@v1
+        uses: shogo82148/actions-goveralls@v1.4.4
         with:
           path-to-profile: profile.cov