Create standalone test that reproduces KiCad's wxLogError dialog with
Details dropdown. The test verifies wxLogWasm outputs messages to browser
console with [wxLog][LEVEL] prefix.
- Add tests/wasm-app/standalone/logerror/logerror_test.cpp
- Add tests/e2e/logerror.spec.ts with 4 test cases
- Update wxwidgets submodule with wxLogWasm implementation
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
