x/tools/gopls: release version v0.9.2

[findleyr]

This issue tracks progress toward releasing gopls@v0.9.2

• merge master into gopls-release-branch.0.9
• update hard-coded version
• update go.mod/go.sum (remove x/tools replace, update x/tools version)
• tag gopls/v0.9.2-pre.1 (e.t.a.: 2022-08-05)
• tag gopls/v0.9.2-pre.2 (e.t.a.: 2022-08-08)
• update Github milestone
• write release notes
• smoke test features
• tag gopls/v0.9.2 (e.t.a.: 2022-08-10)
• update dependencies in master for the next release

[gopherbot]

Change https://go.dev/cl/421495 mentions this issue: all: merge master (81c7dc4) into gopls-release-branch.0.9

[gopherbot]

Change https://go.dev/cl/421496 mentions this issue: internal/lsp/debug: update hard-coded version for v0.9.2

[gopherbot]

Change https://go.dev/cl/421497 mentions this issue: gopls: update go.mod for v0.9.2

[gopherbot]

Change https://go.dev/cl/422135 mentions this issue: gopls: update go.mod for v0.9.2-pre.2

[gopherbot]

Change https://go.dev/cl/422655 mentions this issue: gopls: update dependencies