[0.54.0] Bump version numbers

Libraries/Core/ReactNativeVersion.js

@@ -16,5 +16,5 @@ exports.version = {
   major: 0,
   minor: 54,
   patch: 0,
-  prerelease: 'rc.4',
+  prerelease: null,
 };

React/Base/RCTVersion.h

@@ -13,5 +13,5 @@
   @"major": @(0), \
   @"minor": @(54), \
   @"patch": @(0), \
-  @"prerelease": @"rc.4", \
+  @"prerelease": [NSNull null], \
 }

ReactAndroid/gradle.properties

@@ -1,4 +1,4 @@
-VERSION_NAME=0.54.0-rc.4
+VERSION_NAME=0.54.0
 GROUP=com.facebook.react
 
 POM_NAME=ReactNative

ReactAndroid/src/main/java/com/facebook/react/modules/systeminfo/ReactNativeVersion.java

@@ -20,5 +20,5 @@ public class ReactNativeVersion {
       "major", 0,
       "minor", 54,
       "patch", 0,
-      "prerelease", "rc.4");
+      "prerelease", null);
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-native",
-  "version": "0.54.0-rc.4",
+  "version": "0.54.0",
   "description": "A framework for building native apps using React",
   "license": "BSD-3-Clause",
   "repository": {