Prepare 3.1.2

[idastambuk]

3.1.2

• Migrate to aws-sdk-go-v2 in #491
• use vault instead of github secrets in #534
• Add zizmor config in #537
• Cleanup github actions files in #533
• Chore: add label to external contributions in #499
• Bump the all-go-dependencies group across 1 directory with 5 updates in #538
• Bump golang.org/x/net from 0.36.0 to 0.38.0 in the go_modules group in #528
• Bump the all-node-dependencies group across 1 directory with 14 updates in #523
• Bump the all-go-dependencies group with 2 updates in #522
• Bump the all-node-dependencies group across 1 directory with 14 updates in #519
• Bump @babel/runtime from 7.26.9 to 7.26.10 in the npm_and_yarn group in #518
• Bump golang.org/x/net from 0.34.0 to 0.36.0 in the go_modules group in #515
• Bump github.com/grafana/grafana-plugin-sdk-go from 0.266.0 to 0.269.0 in the all-go-dependencies group in #512