Bump various components used in CI

1. Test with supported Go releases (1.20.x and 1.21.x).

2. Bump golangci-lint to the latest released version.

3. Bump actions/setup-go to v4.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>

.github/workflows/test.yml

@@ -4,12 +4,12 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.17.x, 1.18.x]
+        go-version: [1.20.x, 1.21.x]
         platform: [ubuntu-20.04, ubuntu-22.04, windows-latest, macos-11]
     runs-on: ${{ matrix.platform }}
     steps:
     - name: Install Go
-      uses: actions/setup-go@v3
+      uses: actions/setup-go@v4
       with:
         go-version: ${{ matrix.go-version }}
     - name: Checkout code

Makefile

@@ -48,7 +48,7 @@ lint: $(BINDIR)/golangci-lint
 	done
 
 $(BINDIR)/golangci-lint: $(BINDIR)
-	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(BINDIR) v1.45.2
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(BINDIR) v1.54.2
 
 $(BINDIR):
 	mkdir -p $(BINDIR)