ci: Try using cmake 3.29.2 from jwlawson/actions-setup-cmake@v2

See:
actions/runner-images#9680 (comment)

Signed-off-by: Julien Jerphanion <git@jjerphan.xyz>

.github/workflows/build_steps.yml

@@ -73,6 +73,13 @@ jobs:
         with:
           submodules: recursive # Just in case a dep has its own third-party deps
 
+      # See: https://github.com/actions/runner-images/issues/9680#issuecomment-2051917949
+      - name: HOTFIX: Setup CMake 3.29.2
+        if: matrix.os == 'windows'
+        uses: jwlawson/actions-setup-cmake@v2
+        with:
+          cmake-version: '3.29.2'
+
       - name: Configure sccache
         uses: mozilla-actions/sccache-action@v0.0.3
         with: