Bump to xamarin/Java.Interop/main@78d5937 (#8935)

Changes: 4e893bf82b...78d59371a9

  * xamarin/java.interop@78d59371: [Hello-NativeAOTFromAndroid] Add NativeAOT+Android sample (xamarin/java.interop#1218)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

external/Java.Interop

@@ -1 +1 @@
-Subproject commit 4e893bf82bc5bb8aa3d660310ccf9cdec6703b31
+Subproject commit 78d59371a9e27aa601bc32a07a529d09e2f7c796