fix: Revert "style(lint): clean up manualImpressionsEnabled typing - always BOOL"

This reverts commit e616993.

Author: dylancom

ios/RNGoogleMobileAds/RNGoogleMobileAdsBannerComponent.h

@@ -30,7 +30,7 @@
 @property(nonatomic, copy) NSDictionary *sizeConfig;
 @property(nonatomic, copy) NSString *unitId;
 @property(nonatomic, copy) NSDictionary *request;
-@property(nonatomic, assign) BOOL manualImpressionsEnabled;
+@property(nonatomic, copy) NSNumber *manualImpressionsEnabled;
 @property(nonatomic, assign) BOOL propsChanged;
 
 @property(nonatomic, copy) RCTBubblingEventBlock onNativeEvent;

ios/RNGoogleMobileAds/RNGoogleMobileAdsBannerComponent.m

@@ -51,7 +51,7 @@ - (void)initBanner:(GADAdSize)adSize {
 
     ((GAMBannerView *)_banner).validAdSizes = _sizeConfig[@"sizes"];
     ((GAMBannerView *)_banner).appEventDelegate = self;
-    ((GAMBannerView *)_banner).enableManualImpressions = _manualImpressionsEnabled;
+    ((GAMBannerView *)_banner).enableManualImpressions = [_manualImpressionsEnabled boolValue];
   } else {
     _banner = [[GADBannerView alloc] initWithAdSize:adSize];
   }
@@ -97,8 +97,8 @@ - (void)setRequest:(NSString *)request {
   _propsChanged = true;
 }
 
-- (void)setManualImpressionsEnabled:(BOOL)manualImpressionsEnabled {
-  _manualImpressionsEnabled = manualImpressionsEnabled;
+- (void)setManualImpressionsEnabled:(BOOL *)manualImpressionsEnabled {
+  _manualImpressionsEnabled = [NSNumber numberWithBool:manualImpressionsEnabled];
   _propsChanged = true;
 }