ci: compile bundled git for Android builds

.gitea/workflows/android-build.yml

@@ -96,6 +96,15 @@ jobs:
           set -euxo pipefail
           printf 'sdk.dir=%s/.android/sdk\n' "$HOME" > local.properties
 
+      - name: Compile bundled native Git binaries
+        shell: bash
+        run: |
+          set -euxo pipefail
+          export ANDROID_SDK_ROOT="$HOME/.android/sdk"
+          export ANDROID_HOME="$ANDROID_SDK_ROOT"
+          chmod +x ./AndroidProjectTooling.sh
+          bash ./AndroidProjectTooling.sh --compile-git
+
       - name: Prepare CI build metadata
         id: build_meta
         shell: bash