fix ios old architecture expo eas error (#908)

* fix eas error

* use same convention a other methods

Author: henninghall

ios/RNDatePickerManager.mm

@@ -47,29 +47,29 @@ - (UIView *)view
 
 RCT_EXPORT_VIEW_PROPERTY(text, NSString)
 
-RCT_CUSTOM_VIEW_PROPERTY(date, id, RNDatePicker)
+RCT_CUSTOM_VIEW_PROPERTY(date, id, DatePicker)
 {
     NSDate *date = [self convertToNSDate:json];
     if (date) {
-        [(RNDatePicker *)view setDate:date];
+        [view setDate:date];
     }
 }
 
 RCT_EXPORT_VIEW_PROPERTY(locale, NSLocale)
 
-RCT_CUSTOM_VIEW_PROPERTY(minimumDate, id, RNDatePicker)
+RCT_CUSTOM_VIEW_PROPERTY(minimumDate, id, DatePicker)
 {
     NSDate *date = [self convertToNSDate:json];
     if (date) {
-        [(RNDatePicker *)view setMinimumDate:date];
+        [view setMinimumDate:date];
     }
 }
 
-RCT_CUSTOM_VIEW_PROPERTY(maximumDate, id, RNDatePicker)
+RCT_CUSTOM_VIEW_PROPERTY(maximumDate, id, DatePicker)
 {
     NSDate *date = [self convertToNSDate:json];
     if (date) {
-        [(RNDatePicker *)view setMaximumDate:date];
+        [view setMaximumDate:date];
     }
 }