test: curate shared-libs-index-flags-readonly off the Windows subset

Its fixture launches bin/gstack-review-log, a bash script, directly; windows-latest
reports it not found in PATH (Windows Free Tests run 40727825859, shard 5).

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

scripts/lib/windows-curation.ts

@@ -52,6 +52,7 @@ const WINDOWS_FRAGILE_PATTERNS: Array<{ pattern: RegExp; reason: string }> = [
 // the failure mode is structural rather than detectable via source-file scan.
 export const KNOWN_WINDOWS_INCOMPATIBLE: Array<{ file: string; reason: string }> = [
   // Like test/paid-rerun.test.ts (excluded by pattern), it replays a gate capture through the paid lane's --report and --rerun-plan CLI.
+  { file: 'test/shared-libs-index-flags-readonly.test.ts', reason: 'its assume-unchanged replay seeds the review through test/helpers/shared-libs-path-fixture.ts, which launches bin/gstack-review-log (a bash script) directly; windows-latest refuses it as not found in $PATH (windows-free-shard 5, run 40727825859)' },
   { file: 'test/credential-rejection.test.ts', reason: 'replays run 39696775546 through the --report and --rerun-plan CLI of the paid lane, which runs only on Linux CI; on windows-latest that CLI exits 1 with EINVAL in open() (windows-free-shard run 39982914852)' },
   // Field list 2, W11: the review-voice install is a POSIX launcher contract, exercised end to end on Linux and macOS.
   { file: 'test/capy-review-voice.test.ts', reason: 'copies the checkout with tar -C into the temp root (GNU tar reads a D: path as a remote host) and launches the bash --for review-voice installer with a colon-joined GSTACK_LAUNCH PATH' },