Use latest Go version when building gotip (#7445)

Author: yurishkuro

.github/actions/setup-go-tip/action.yml

@@ -41,11 +41,18 @@ runs:
 
     # If download failed, we will try to build tip from source.
     # This requires Go toolchain, so install it first.
+    - name: Determine latest Go version
+      if: steps.download.outputs.success == 'false'
+      id: get_go_version
+      run: |
+        LATEST_GO_VERSION=$(curl -s "https://go.dev/VERSION?m=text")
+        echo "LATEST_GO_VERSION=$LATEST_GO_VERSION" >> $GITHUB_OUTPUT
+
     - name: Install Go toolchain
       if: steps.download.outputs.success == 'false'
       uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
       with:
-        go-version: 1.24.x
+        go-version: ${{ steps.get_go_version.outputs.LATEST_GO_VERSION }}
 
     - name: Build Go Tip from source
       if: steps.download.outputs.success == 'false'

.github/workflows/ci-e2e-tailsampling-processor.yml renamed to .github/workflows/ci-e2e-tailsampling.yml

@@ -91,12 +91,15 @@ for file in $(find . -type f -name go.mod | grep -v '^./go.mod'); do
     if [[ $file == "./idl/go.mod" ]]; then
         continue
     fi
+    if [[ $file == "./idl/internal/tools/go.mod" ]]; then
+        continue
+    fi
     check "$file" "^go\s\+$version_regex" "$go_latest_version"
 done
 
 check scripts/build/docker/debug/Dockerfile "^.*golang:$version_regex" "$go_latest_version"
 
-IFS='|' read -r -a gha_workflows <<< "$(grep -rl go-version .github | tr '\n' '|')"
+IFS='|' read -r -a gha_workflows <<< "$(grep -rl go-version .github/workflows | tr '\n' '|')"
 for gha_workflow in "${gha_workflows[@]}"; do
     check "$gha_workflow" "^\s*go-version:\s\+$version_regex" "$go_latest_version"
 done