Update submodules from pool/gn#2 and create patchinfo.20260211134802096631.255638743075857/_patchinfo

patchinfo.20260211134802096631.255638743075857/_patchinfo

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+<patchinfo>
+  <packager>oertel</packager>
+  <rating>moderate</rating>
+  <category>recommended</category>
+  <summary>Recommended update for gn</summary>
+  <description>This update for gn fixes the following issues:
+
+Changes in gn:
+
+- Update to version 0.20251217:
+  * Fix sha2 on big endian
+  * [Windows] Reduce the number of worker threads on many-core machines
+  * Add a sha256 hash implementation and use it for string_hash
+  * Opt-in to the Windows SegmentHeap
+  * Add a `module_name` flag to source_set.
+  * Refactor module name to be dynamic.
+  * Optimize vector creation in compile_commands_writer.cc.
+  * Run 'tools/run_formatter.sh'
+  * Implement `string_hash` function.
+  * Support weak_libraries
+  * Do not add .inputdeps paths to --ninja-outputs-file
+  * Make clang modules output -fmodule-file=foo=&lt;pcm&gt;.
+  * infra: Revert CIPD autoconf
+  * infra: Include autoconf bin directory to PATH
+  * infra: Fix autoconf executable path
+  * infra: Use CIPD autoconf
+  * Allow led access in GN via http://go/ciba
+  * Revert "Build non-linkable deps async with Ninja's validaitons"
+  * Upgrade linux bots from ubuntu 22.04 to ubuntu 24.04
+  * Use unordered_map instead of map in HeaderChecker
+  * Add --file_relation to gn refs command
+  * Optimize vector initialization and preallocation in desc_builder.cc.
+  * Add `reserve` statement when vector size is known beforehand.
+  * Refactor container update by preferring the range insert.
+  * Handle symlinked directories correctly during gn clean on Windows.
+  * Fix relative imports from args.gn.
+
+- Update to version 0.20250918:
+  * update reference.md
+  * Include -fmodule-file flags in compile_commands.json
+  * Refactor C++ module dependency logic into a new utility
+  * Gitiles navigation bar
+  * Adds a len() function
+  * Avoid clashes of include_dir in rust-project.json.
+  * Check all targets to find duplicated outputs.
+  * infra/config: Remove luci.recipes.use_python3 experiment
+  * Handle empty outputs in WriteInputDepsStampOrPhonyAndGetDep
+  * build: Propagate module dependencies through group targets
+  * Deduplicate item in 'deps', 'sources' and related lists
+  * infra: Update comment for macOS version used in CQ/CI
+  * [Apple] Allow passing a manifest to the post-processing script
+  * Update link to buganizer in README.md
+  * [Apple] Fix `gn gen` when using swift and no_stamp_files
+  * [Apple] Remove deprecated aliases for `post_processing_$var`
+  * Revert "Allow newline in string literal"
+  * Use std::ranges::all_of in parse_tree_unittest
+  * infra: Correctly use macOS 13 instead of 11
+  * Update Xcode and macOS version in bots
+  * infra: Add shadow buckets to trigger led job
+  * Allow newline in string literal
+  * Revert "Update macOS version to 13 used in CQ/CI"
+  * Update macOS version to 13 used in CQ/CI
+  * Refactor command_format.cc
+  * Shorten targets from //path/to/foo:foo to //path/to/foo
+  * Modernize and improve parse_tree.cc
+  * Auto-format the codebase
+  * Remove hardcoded -fmodules-embed-all-files flag
+  * Reland "Use JSON escaping for JSON string output"
+</description>
+  <package>gn</package>
+</patchinfo>