Change the NDK default temporarily on this pull, just to make sure the following code works

Author: finagolfin

.github/workflows/scripts/install-and-build-with-sdk.sh

@@ -654,7 +654,7 @@ install_android_sdk() {
     cd ~/Library/org.swift.swiftpm || cd ~/.config/swiftpm || cd ~/.local/swiftpm || cd ~/.swiftpm || cd /root/.swiftpm
 
     # permit the "--android-ndk" flag to override the default
-    local android_ndk_version="${ANDROID_NDK_VERSION:-r27d}"
+    local android_ndk_version="${ANDROID_NDK_VERSION:-r28c}"
 
     # Download and install the Android NDK.
     # Note that we could use the system package manager, but it is