Fix a private runtime property name in FirebaseInAppMessaging (#13798)

Author: MojtabaHs

FirebaseInAppMessaging/Sources/Flows/FIRIAMFetchFlow.m

@@ -148,7 +148,7 @@ - (void)checkAndFetchForInitialAppLaunch:(BOOL)forInitialAppLaunch {
     if (sdkMode == FIRIAMSDKModeNewlyInstalled || sdkMode == FIRIAMSDKModeTesting) {
       FIRLogDebug(kFIRLoggerInAppMessaging, @"I-IAM700007",
                   @"OK to fetch due to current SDK mode being %@",
-                  FIRIAMDescriptonStringForSDKMode(sdkMode));
+                  FIRIAMDescriptionStringForSDKMode(sdkMode));
       fetchIsAllowedNow = YES;
     } else {
       FIRLogDebug(kFIRLoggerInAppMessaging, @"I-IAM700008",

FirebaseInAppMessaging/Sources/Private/Runtime/FIRIAMSDKModeManager.h

@@ -41,7 +41,7 @@ typedef NS_ENUM(NSInteger, FIRIAMSDKMode) {
 };
 
 // turn the sdk mode enum integer value into a descriptive string
-NSString *FIRIAMDescriptonStringForSDKMode(FIRIAMSDKMode mode);
+NSString *FIRIAMDescriptionStringForSDKMode(FIRIAMSDKMode mode);
 
 extern NSString *const kFIRIAMUserDefaultKeyForSDKMode;
 extern NSString *const kFIRIAMUserDefaultKeyForServerFetchCount;

FirebaseInAppMessaging/Sources/Runtime/FIRIAMSDKModeManager.m

@@ -24,7 +24,7 @@
 #import "FirebaseInAppMessaging/Sources/FIRCore+InAppMessaging.h"
 #import "FirebaseInAppMessaging/Sources/Private/Runtime/FIRIAMSDKModeManager.h"
 
-NSString *FIRIAMDescriptonStringForSDKMode(FIRIAMSDKMode mode) {
+NSString *FIRIAMDescriptionStringForSDKMode(FIRIAMSDKMode mode) {
   switch (mode) {
     case FIRIAMSDKModeTesting:
       return @"Testing Instance";
@@ -76,7 +76,7 @@ - (instancetype)initWithUserDefaults:(GULUserDefaults *)userDefaults
 
     FIRLogDebug(kFIRLoggerInAppMessaging, @"I-IAM290001",
                 @"SDK is in mode of %@ and has seen %d fetches.",
-                FIRIAMDescriptonStringForSDKMode(_sdkMode), (int)_fetchCount);
+                FIRIAMDescriptionStringForSDKMode(_sdkMode), (int)_fetchCount);
   }
   return self;
 }