Update Go version and dependencies in workflow files (#1993)

- Bump Go version from 1.23.5 to 1.24 in both publish and push
workflows.
- Upgrade github.com/grafana/grafana-plugin-sdk-go from v0.270.0 to
v0.274.0.
- Update golang.org/x/net from v0.35.0 to v0.37.0, golang.org/x/sync
from v0.11.0 to v0.12.0, and golang.org/x/sys from v0.30.0 to v0.31.0.
- Upgrade golang.org/x/text from v0.22.0 to v0.23.0.

.github/workflows/push.yaml

@@ -11,6 +11,7 @@ jobs:
     name: CI
     uses: grafana/plugin-ci-workflows/.github/workflows/ci.yml@main
     with:
-      go-version: '1.23.5'
+      go-version: '1.24'
+      golangci-lint-version: '1.64.6'
       plugin-version-suffix: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || '' }}
       run-playwright: true