gha: use go install instead of go get (as it's deprecated)

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

.github/workflows/ci.yml

@@ -39,12 +39,10 @@ jobs:
         path: src/github.com/containerd/project
 
     - name: Install dependencies
-      env:
-        GO111MODULE: off
       run: |
-        go get -u github.com/vbatts/git-validation
-        go get -u github.com/kunalkushwaha/ltag
-        GO111MODULE=on go get github.com/golangci/golangci-lint/cmd/[email protected]
+        go install github.com/vbatts/git-validation@latest
+        go install github.com/kunalkushwaha/ltag@latest
+        go install github.com/golangci/golangci-lint/cmd/[email protected]
 
     - name: Check DCO/whitespace/commit message
       env: