chore: add consumer-rules to avoid required function name strip

Author: hurali97

packages/brownie/android/build.gradle

@@ -41,6 +41,7 @@ android {
   defaultConfig {
     minSdkVersion getExtOrDefault("minSdkVersion")
     targetSdkVersion getExtOrDefault("targetSdkVersion")
+    consumerProguardFiles "consumer-rules.pro"
 
     externalNativeBuild {
       cmake {

packages/brownie/android/consumer-rules.pro

@@ -0,0 +1,4 @@
+-keep class com.callstack.brownie.BrownieStoreBridge {
+    void onStoreDidChange(java.lang.String);
+    native <methods>;
+}