Bump the all group with 4 updates

[dependabot]

Bumps the all group with 4 updates: golang.org/x/net, golang.org/x/sync, golang.org/x/sys and golang.org/x/tools.

Updates golang.org/x/net from 0.55.0 to 0.56.0

Commits

• 9e7fdbf internal/http3: fix wrong argument being given when validating header value
• b686e5f internal/http3: add gzip support to transport
• 8a34885 go.mod: update golang.org/x dependencies
• 72eaf98 dns/dnsmessage: correctly validate SVCB record parameter order
• 82e7868 dns/dnsmessage: avoid panic when parsing SVCB record with truncated data
• b64f1fa internal/http3: add server support for "Trailer:" magic prefix
• 2707ee2 internal/http3: implement HTTP/3 clientConn methods
• 31358cc internal/http3: snapshot response headers at WriteHeader time
• 8ecbaa9 html: don't adjust xml:base
• 8ae811a html: properly handle end script tag in fragment mode
• Additional commits viewable in compare view

Updates golang.org/x/sync from 0.20.0 to 0.21.0

Commits

• 5071ed6 all: fix some comments to improve readability
• See full diff in compare view

Updates golang.org/x/sys from 0.45.0 to 0.46.0

Commits

• d58dcfa unix: add GPIO constants and structs
• See full diff in compare view

Updates golang.org/x/tools from 0.45.0 to 0.47.0

Commits

• fbf9f2e gopls/internal/cmd: add tests of 'gopls help'
• e891f79 go.mod: update golang.org/x dependencies
• 0602b30 gopls: revert CLI usability revamp to stabilize release
• 60c2434 gopls/internal/cmd: fix regression in initialization
• 29e1583 gopls/internal/mcp: go_diagnostics: use idiomatic iterators
• 0772d6a go/ssa: add test for fix of golang/go#73871 in go/types@go1.25
• 0fdde84 gopls/internal/tool: rename Application to Command and embed in SubCommand
• bd9e76d go/callgraph/vta: document ssa.InstantiateGenerics requirement
• d711ac7 go/ssa: remove incorrect hasTypeParams check
• 439decd gopls/internal/cache/xrefs: avoid materializing Inspector
• Additional commits viewable in compare view

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