Remove some leftover iOS version availability checks (#19744)

Author: mokagio

WordPress/Classes/ViewRelated/Me/Views/Header/MeHeaderView.m

@@ -261,21 +261,21 @@ - (IBAction)handleHeaderPress:(UIGestureRecognizer *)sender
 #pragma mark - Drop Interaction Handler
 
 - (BOOL)dropInteraction:(UIDropInteraction *)interaction
-       canHandleSession:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+       canHandleSession:(id<UIDropSession>)session
 {
     BOOL isAnImage = [session canLoadObjectsOfClass:[UIImage self]];
     BOOL isSingleImage = [session.items count] == 1;
     return (isAnImage && isSingleImage);
 }
 
 - (void)dropInteraction:(UIDropInteraction *)interaction
-        sessionDidEnter:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+        sessionDidEnter:(id<UIDropSession>)session
 {
     [self.gravatarImageView depressSpringAnimation:nil];
 }
 
 - (UIDropProposal *)dropInteraction:(UIDropInteraction *)interaction
-                   sessionDidUpdate:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+                   sessionDidUpdate:(id<UIDropSession>)session
 {
     CGPoint dropLocation = [session locationInView:self.gravatarDropTarget];
 
@@ -291,7 +291,7 @@ - (UIDropProposal *)dropInteraction:(UIDropInteraction *)interaction
 }
 
 - (void)dropInteraction:(UIDropInteraction *)interaction
-            performDrop:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+            performDrop:(id<UIDropSession>)session
 {
     [self setShowsActivityIndicator:YES];
     [session loadObjectsOfClass:[UIImage self] completion:^(NSArray *images) {
@@ -303,19 +303,19 @@ - (void)dropInteraction:(UIDropInteraction *)interaction
 }
 
 - (void)dropInteraction:(UIDropInteraction *)interaction
-           concludeDrop:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+           concludeDrop:(id<UIDropSession>)session
 {
     [self.gravatarImageView normalizeSpringAnimation:nil];
 }
 
 - (void)dropInteraction:(UIDropInteraction *)interaction
-         sessionDidExit:(id<UIDropSession>)session  API_AVAILABLE(ios(11.0))
+         sessionDidExit:(id<UIDropSession>)session
 {
     [self.gravatarImageView normalizeSpringAnimation:nil];
 }
 
 - (void)dropInteraction:(UIDropInteraction *)interaction
-         sessionDidEnd:(id<UIDropSession>)session API_AVAILABLE(ios(11.0))
+         sessionDidEnd:(id<UIDropSession>)session
 {
     [self.gravatarImageView normalizeSpringAnimation:nil];
 }

WordPress/Classes/ViewRelated/Stats/Today Widgets/WidgetStyles.swift

@@ -10,14 +10,6 @@ class WidgetStyles: NSObject {
 
     static let separatorColor: UIColor = .separator
 
-    static var separatorVibrancyEffect: UIVibrancyEffect = {
-        if #available(iOS 13, *) {
-            return .widgetEffect(forVibrancyStyle: .separator)
-        } else {
-            return .widgetSecondary()
-        }
-    }()
-
     static func configureSeparator(_ separator: UIView) {
         // Both colors are need for the vibrancy effect.
         separator.backgroundColor = separatorColor