Set version code and build number in gradle build

Closes #12

Author: brandonp2412

android/app/build.gradle.kts

@@ -62,6 +62,18 @@ android {
     }
 }
 
+val abiCodes = mapOf("armeabi-v7a" to 1, "arm64-v8a" to 2, "x86_64" to 3)
+android.applicationVariants.configureEach {
+    val variant = this
+    variant.outputs.forEach { output ->
+        val abiVersionCode = abiCodes[output.filters.find { it.filterType == "ABI" }?.identifier]
+        if (abiVersionCode != null) {
+            (output as com.android.build.gradle.internal.api.ApkVariantOutputImpl).versionCodeOverride = variant.versionCode * 10 + abiVersionCode
+        }
+    }
+}
+
+
 flutter {
     source = "../.."
 }

pubspec.lock

@@ -199,10 +199,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
       url: "https://pub.dev"
     source: hosted
-    version: "1.16.0"
+    version: "1.17.0"
   path:
     dependency: transitive
     description:
@@ -276,10 +276,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "522f00f556e73044315fa4585ec3270f1808a4b186c936e612cab0b565ff1e00"
+      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.6"
+    version: "0.7.7"
   typed_data:
     dependency: transitive
     description: