oops make the path rewriter work

flake.nix

@@ -165,8 +165,9 @@
         # YOUR CHANGES WILL BE DESTROYED
 
         sdk.dir=${ANDROIDSDK}
+        EOF
 
-        sed -i -e s,aapt2FromMavenOverride=.*,aapt2FromMavenOverride=${ANDROIDSDK}/build-tools/${buildToolsVersion}/aapt2, app/gradle.properties
+        sed -i -e 's,aapt2FromMavenOverride=.*,aapt2FromMavenOverride=${ANDROIDSDK}/build-tools/${buildToolsVersion}/aapt2,' app/gradle.properties
 
         # This probably needs to be set somewhere, but perhaps not here?
         #
@@ -176,7 +177,7 @@
         # > [23.0.7123448] in all native modules in the project.
         # > https://developer.android.com/r/studio-ui/ndk-dir
         # android.ndkVersion=${ndkVersion}
-        EOF
+
         '';
       };