add missing gen-proto command

Author: nitesh

package.json

@@ -14,7 +14,7 @@
     "gen-proto": "pbjs -t static-module -w es6 --force-long -o proto/lightning.js proto/*.proto proto/*/*.proto && pbts -o proto/lightning.d.ts proto/lightning.js",
     "build-tor-lib": "./build-tor",
     "prepare-release": "yarn install && cd ios && pod install && cd ../macos && pod install",
-    "android:build": "chmod +x fetch_libraries.sh && ./fetch_libraries.sh && yarn install && cd android && ./gradlew assembleChainmainnetNormalRelease",
+    "android:build": "chmod +x fetch_libraries.sh && ./fetch_libraries.sh && yarn && yarn gen-proto && yarn android:unsigned-mainnet",
     "android:clean": "cd android && ./gradlew clean",
     "android:regtest-debug": "react-native run-android --mode chainregtestNormalDebug --appIdSuffix regtest.debug --main-activity MainActivity",
     "android:regtest": "react-native run-android --mode chainregtestNormalRelease --appIdSuffix regtest",
@@ -29,6 +29,7 @@
     "android:bundle-release-testnet": "cd android && ./gradlew clean && NODE_OPTIONS=--openssl-legacy-provider ./gradlew bundlechaintestnetNormalRelease",
     "android:bundle-js-debug": "react-native bundle --platform android --dev true --entry-file index.js --bundle-output android/app/src/main/assets/index.android.bundle",
     "android:bundle-js-release": "react-native bundle --platform android --dev false --entry-file index.js --bundle-output android/app/src/main/assets/index.android.bundle",
+    "android:unsigned-mainnet": "cd android && ./gradlew assembleChainmainnetNormalRelease",
     "ios:regtest-debug": "react-native run-ios --scheme BlixtWalletRegtest --configuration DebugRegtest",
     "ios:regtest": "react-native run-ios --scheme BlixtWalletRegtest --configuration ReleaseRegtest",
     "ios:testnet-debug": "react-native run-ios --scheme BlixtWalletTestnet --configuration DebugTestnet",