Point action-prebuildify at PR #102 branch for testing

References the pin update branch (fe48fca) which includes the
v3 naming fix so that Rust prebuild binaries retain their crate
names instead of all being named node-napi.node.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: tlhunter

.github/workflows/build.yml

@@ -33,7 +33,7 @@ jobs:
           crate: '${{ matrix.crate }}'
 
   build:
-    uses: Datadog/action-prebuildify/.github/workflows/build.yml@main
+    uses: Datadog/action-prebuildify/.github/workflows/build.yml@fe48fca0dbbdc6204d40ff687189166f26e3770a # tlhunter/update-pinned-action-versions (PR #102)
     needs: build-test-wasm
     with:
       package-manager: 'yarn'