build(deps): bump docker/cagent-action from 1.2.13 to 1.3.2

Bumps [docker/cagent-action](https://github.com/docker/cagent-action) from 1.2.13 to 1.3.2.
- [Release notes](https://github.com/docker/cagent-action/releases)
- [Commits](docker/cagent-action@3a12dbd...b4ccf4c)

---
updated-dependencies:
- dependency-name: docker/cagent-action
  dependency-version: 1.3.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/agent-writer.yml

@@ -22,7 +22,7 @@ jobs:
         run: npm ci
 
       - name: Run agent
-        uses: docker/cagent-action@3a12dbd0c6cd7dda3d4e05f24f0143c9701456de # latest
+        uses: docker/cagent-action@b4ccf4cc94f5b34d1760709012c40975f6def2d1 # latest
         timeout-minutes: 15
         with:
           agent: ./tech_writer.yml

.github/workflows/nightly-docs-scan.yml

@@ -55,7 +55,7 @@ jobs:
           private_key: ${{ secrets.CAGENT_REVIEWER_APP_PRIVATE_KEY }}
 
       - name: Run documentation scan
-        uses: docker/cagent-action@3a12dbd0c6cd7dda3d4e05f24f0143c9701456de # latest
+        uses: docker/cagent-action@b4ccf4cc94f5b34d1760709012c40975f6def2d1 # latest
         env:
           GH_TOKEN: ${{ steps.app-token.outputs.token || github.token }}
         with: