Moved executables to exec folder and updated the Doxygen file to latest version.

Author: pradosh-arduino

.github/workflows/build.yml

@@ -52,7 +52,7 @@ jobs:
         body: |
           FrostWing OS Automated Build
           Commit: ${{ github.sha }}
-
+          
           Verify:
           sha256sum -c sha256sums