Bump the all group with 3 updates

[dependabot]

Bumps the all group with 3 updates: golang.org/x/net, golang.org/x/sys and golang.org/x/tools.

Updates golang.org/x/net from 0.49.0 to 0.51.0

Commits

• 60b3f6f internal/http3: prevent Server handler from writing longer body than declared
• b0ca456 internal/http3: fix Write in Server Handler returning the wrong value
• 1558ba7 publicsuffix: update to 2026-02-06
• 4e1c745 internal/http3: make Server response include headers that can be inferred
• 19f580f http2: fix nil panic in typeFrameParser for unassigned frame types
• 818aad7 internal/http3: add server to client trailer header support
• c1bbe1a internal/http3: add client to server trailer header support
• 29181b8 all: remove go1.25 and older build constraints
• 8109305 all: upgrade go directive to at least 1.25.0 [generated]
• 0b37bdf quic: don't run TestStreamsCreateConcurrency in synctest bubble
• Additional commits viewable in compare view

Updates golang.org/x/sys from 0.40.0 to 0.41.0

Commits

• fc646e4 cpu: use IsProcessorFeaturePresent to calculate ARM64 on windows
• f11c7bb windows: add IsProcessorFeaturePresent and processor feature consts
• d25a7aa unix: add IoctlSetString on all platforms
• 6fb913b unix: return early on error in Recvmsg
• See full diff in compare view

Updates golang.org/x/tools from 0.41.0 to 0.42.0

Commits

• 009367f go.mod: update golang.org/x dependencies
• 2182926 go/ast/inspector: add Cursor.ParentEdge{Kind,Index} methods
• 27020ac internal/server: add module upgrade pathway after vulncheck scanning
• c4ec0f5 internal/server: list vulnerabilities within vulncheck prompt
• 80d1715 gopls/internal/protocol: add document uri field type
• 0e23509 gopls/doc: update link to Acme LSP plugin
• 7b3ed75 gopls/internal/server: respect SemanticTokens option during initialization
• fddd4a6 gopls/filecache: prevent premature CAS file eviction
• e3a69ff gopls/internal/golang: refactor.inline.variable: add parens
• 955d132 gopls/internal/golang: migrate pkgdoc to cursor
• Additional commits viewable in compare view

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