remove FIRApp configure call

Author: nickolas-dimitrakas

mParticle-Google-Analytics-Firebase-GA4/MPKitFirebaseGA4Analytics.m

@@ -90,7 +90,6 @@ - (MPKitExecStatus *)execStatus:(MPKitReturnCode)returnCode {
 #pragma mark MPKitInstanceProtocol methods
 - (MPKitExecStatus *)didFinishLaunchingWithConfiguration:(NSDictionary *)configuration {
     _configuration = configuration;
-    [FIRApp configure];
 
     if ([FIRApp defaultApp] == nil) {
         NSAssert(NO, @"There is no instance of Firebase. Check the docs and review your code.");