Bump golang.org/x/tools from 0.1.12 to 0.2.0

[dependabot[bot]]

Bumps golang.org/x/tools from 0.1.12 to 0.2.0.

Release notes

Sourced from golang.org/x/tools's releases.

gopls/v0.2.0

• Many improvements to autocompletion. In particular, support for completions of array, slice, map, and function literals (@​muirdm).
• A new diff algorithm (github.com/sergi/go-diff) that improves handling of line endings on different operating systems (@​ianthehat).
• Improved caching and memory usage (@​stamblerre).
• Command-line support for links, suggested fixes, and imports (@​kalmanb).
• Command-line support for references, signature, and symbols (@​rentziass).
• Command-line support for rename (@​hartzell).

Opt-in:

• Get diagnostics from staticcheck by configuring "staticcheck": true in your gopls settings (@​ianthehat).
• Get autocompletion of unimported packages and symbols by configuring "completeUnimported": true in your gopls settings (@​heschik).

Commits

• f112c43 go.mod: update golang.org/x dependencies
• 207f456 go/internal/gcimporter: bump version number in skew check
• 65196ca gopls/README.md: fix wording around supported Go versions
• 6128030 gopls/internal: support renaming packages with int. test variants
• 649df2e go.mod: mark as requiring -compat 1.16
• 91311ab gopls/internal/lsp/cache: better import path hygiene
• 9eda97b go/analysis: enable a test that applies after go list behavior change
• b50d7ba gopls: minor cleanup of standalone package support
• 502b93c gopls/internal/lsp: tolerate missing end position in RelatedInformation
• d67c3ad internal/imports: repair warnings from default analyzers
• Additional commits viewable in compare view

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