Ascent: 0.9.3 (#4585)

## Summary

Update Ascent to the latest patch release of the 0.9.X line, primarily
for a newer CMake in the image.

## Additional background

See
#4572 (comment)
Thanks @cyrush !!

Author: ax3l

.github/workflows/ascent.yml

@@ -16,7 +16,7 @@ jobs:
       CC: gcc
       CMAKE_PREFIX_PATH: /ascent/install/lib/cmake/
     container:
-      image: alpinedav/ascent:0.9.2
+      image: alpinedav/ascent:0.9.3
     steps:
     - uses: actions/checkout@v4
     - name: Configure