Update submodule to latest master in microsoft/main

[bot-for-go]

Hi! I'm a bot, and this is an automatically generated upstream sync PR. 🔃

After submitting the PR, I will attempt to enable auto-merge in the "merge commit" configuration.

For more information, visit sync documentation in microsoft/go-infra.

Upstream commits included in this update

• 2c03e5ee25 crypto/ecdh,crypto/ecdsa: reduce binary size by avoiding body duplication
• fce69c0904 crypto/x509: avoid linking fmt on empty package imports
• f043823a99 database/sql: enable strict alloc checks for loong64 in TestRawBytesAllocs
• 7a90186a75 cmd/internal/obj/loong64: fix the 'param' register of the [X]VMOVQ when its operand is C_SAUTO
• 2c3e97ac68 runtime: crash the GC at clobberdead pointer on loong64
• 5d4666bcda cmd/compile: implement clobberdead mode on loong64
• a4485949ce cmd/compile/internal/ssa: optimise bit tests on riscv64
• 46f508b3aa cmd/internal/obj/riscv: compress jumps with known immediates
• 7496531e00 cmd/internal/obj/riscv: use compressed branch instructions
• d5a3ff60b7 cmd/compile/internal/walk: add caches to walkstate
• 683b99e061 net/http: fix flaky TestTimeoutHandlerSuperfluousLogs
• 64940ac9cc cmd/compile: restrict simd test to amd64
• 272ef55a95 debug/gosym: use saferio for go12 funcs tables
• 43c20904ff net/http/internal/http2: replace parkMu with a single atomic word
• 65854cca7c net/netip: add loong64 to Addr.AsSlice/Next/Prev inlinable list
• 01f72cd384 testing: escape framing markers only in test2json mode
• 3544f81e5d runtime: cache pin counters per P
• 89066c7425 debug/elf: only evaluate compression type if needed
• bba4e7bdcb compress/flate: eliminate bounds checks in the load helpers and matchLen

View full diff on GitHub

[review-bot-for-go]

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[Copilot]

Copilot review overview

🔵 Needs a closer look

The update spans multiple low-level subsystems and requires verification that Microsoft patches still apply and build across supported platforms.

Review effort: Lite
Findings: None

What changed in this PR

Updates the upstream Go submodule to include the listed compiler, runtime, crypto, networking, and architecture fixes.

Changes:

• Advances the go submodule to upstream commit 2c03e5ee25.
• Incorporates 20 upstream commits across core libraries and toolchain components.

File	Description
go	Updates the upstream Go source submodule pointer.

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