fix(crashlytics, ios): register library with dynamic version string

internal registration of version should not use a hard-coded version string
as we will forget to update it (which we had done...) - use the shared / dynamic
version string

packages/crashlytics/ios/RNFBCrashlytics/RNFBCrashlyticsInitProvider.m

@@ -21,7 +21,8 @@
 #import "RNFBPreferences.h"
 #import "RNFBJSON.h"
 #import "RNFBMeta.h"
-#import "RNFBApp/RNFBSharedUtils.h"
+#import "RNFBVersion.h"
+#import "RNFBSharedUtils.h"
 
 NSString *const KEY_CRASHLYTICS_DEBUG_ENABLED = @"crashlytics_debug_enabled";
 NSString *const KEY_CRASHLYTICS_AUTO_COLLECTION_ENABLED = @"crashlytics_auto_collection_enabled";
@@ -31,7 +32,7 @@
 @implementation RNFBCrashlyticsInitProvider
 
 + (void)load {
-  [FIRApp registerInternalLibrary:self withName:@"react-native-firebase-crashlytics" withVersion:@"11.3.0"];
+  [FIRApp registerInternalLibrary:self withName:@"react-native-firebase-crashlytics" withVersion:RNFBVersionString];
 }
 
 + (BOOL)isCrashlyticsCollectionEnabled {