fixed the braces,removed the deprecated jcenter

Author: JagadeeshKaricherla-branch

android/build.gradle

@@ -2,7 +2,7 @@ apply plugin: 'com.android.library'
 import groovy.json.JsonSlurper
 
 def DEFAULT_COMPILE_SDK_VERSION = 29
-def DEFAULT_MIN_SDK_VERSION = 21
+def DEFAULT_MIN_SDK_VERSION = 16
 def DEFAULT_TARGET_SDK_VERSION = 29
 
 def getNpmVersion() {
@@ -23,29 +23,29 @@ repositories {
         url "$rootDir/../node_modules/jsc-android/dist"
     }
     google()
-    jcenter()
 }
 
 def safeExtGet(prop, fallback) {
     rootProject.ext.has(prop) ? rootProject.ext.get(prop) : fallback
+}
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
-android {
-    compileSdkVersion safeExtGet('compileSdkVersion', DEFAULT_COMPILE_SDK_VERSION)
+    android {
+        compileSdkVersion safeExtGet('compileSdkVersion', DEFAULT_COMPILE_SDK_VERSION)
 
-    defaultConfig {
-        minSdkVersion safeExtGet('minSdkVersion', DEFAULT_MIN_SDK_VERSION)
-        targetSdkVersion safeExtGet('targetSdkVersion', DEFAULT_TARGET_SDK_VERSION)
+        defaultConfig {
+            minSdkVersion safeExtGet('minSdkVersion', DEFAULT_MIN_SDK_VERSION)
+            targetSdkVersion safeExtGet('targetSdkVersion', DEFAULT_TARGET_SDK_VERSION)
 
-        versionCode 1
-        versionName "1.0"
+            versionCode 1
+            versionName "1.0"
 
-        buildConfigField("String", "RNBRANCH_VERSION", "\"${getNpmVersion()}\"")
+            buildConfigField("String", "RNBRANCH_VERSION", "\"${getNpmVersion()}\"")
+        }
     }
-}
 
-dependencies {
-    implementation 'androidx.localbroadcastmanager:localbroadcastmanager:1.0.0'
-    implementation 'com.facebook.react:react-native:+' // From node_modules
-    api 'io.branch.sdk.android:library:5.1.5'
-}
+    dependencies {
+        implementation 'androidx.localbroadcastmanager:localbroadcastmanager:1.0.0'
+        implementation 'com.facebook.react:react-native:+' // From node_modules
+        api 'io.branch.sdk.android:library:5.1.5'
+    }