Update docs-build.yml (#657)

Author: reakaleek

.github/workflows/docs-build.yml

@@ -9,7 +9,7 @@ on:
 
 jobs:
   docs-preview:
-    uses: elastic/docs-builder/.github/workflows/preview-build.yml@995e6f7ad5b0b8fd1f6a0b4a4bbc2987d24fa846 # main
+    uses: elastic/docs-builder/.github/workflows/preview-build.yml@f04de82b8cb6f1400a60ff982478d31e4e1b5ae9 # 0.32.0
     with:
       path-pattern: docs/**
     permissions: