fix(android-template): replace deprecated Gradle property name syntax (#8204)

Author: jcesarmobile

android-template/app/build.gradle

@@ -1,8 +1,8 @@
 apply plugin: 'com.android.application'
 
 android {
-    namespace "com.getcapacitor.myapp"
-    compileSdk rootProject.ext.compileSdkVersion
+    namespace = "com.getcapacitor.myapp"
+    compileSdk = rootProject.ext.compileSdkVersion
     defaultConfig {
         applicationId "com.getcapacitor.app"
         minSdkVersion rootProject.ext.minSdkVersion
@@ -13,7 +13,7 @@ android {
         aaptOptions {
              // Files and dirs to omit from the packaged assets dir, modified to accommodate modern web apps.
              // Default: https://android.googlesource.com/platform/frameworks/base/+/282e181b58cf72b6ca770dc7ca5f91f135444502/tools/aapt/AaptAssets.cpp#61
-            ignoreAssetsPattern '!.svn:!.git:!.ds_store:!*.scc:.*:!CVS:!thumbs.db:!picasa.ini:!*~'
+            ignoreAssetsPattern = '!.svn:!.git:!.ds_store:!*.scc:.*:!CVS:!thumbs.db:!picasa.ini:!*~'
         }
     }
     buildTypes {