Remove redundant available(iOS 12, *) annotations and checks (#19707)

Author: mokagio

WordPress/Classes/Models/ValueTransformers.swift

@@ -9,7 +9,6 @@ extension ValueTransformer {
     }
 }
 
-@available(iOS 12.0, *)
 @objc
 final class CoordinateValueTransformer: NSSecureUnarchiveFromDataTransformer {
 
@@ -26,7 +25,6 @@ final class CoordinateValueTransformer: NSSecureUnarchiveFromDataTransformer {
     }
 }
 
-@available(iOS 12.0, *)
 @objc
 final class NSErrorValueTransformer: NSSecureUnarchiveFromDataTransformer {
 
@@ -43,7 +41,6 @@ final class NSErrorValueTransformer: NSSecureUnarchiveFromDataTransformer {
     }
 }
 
-@available(iOS 12.0, *)
 @objc
 final class SetValueTransformer: NSSecureUnarchiveFromDataTransformer {
 

WordPress/Classes/ViewRelated/Tools/SettingsTextViewController.m

@@ -375,11 +375,9 @@ - (void)updateModeSettings:(SettingsTextModes)newMode
         requiresSecureTextEntry = YES;
     } else if (newMode == SettingsTextModesNewPassword) {
         requiresSecureTextEntry = YES;
-        if (@available(iOS 12.0, *)) {
-            NSString *passwordDescriptor = @"required: lower; required: upper; required: digit; required: [&)*]]; minlength: 6; maxlength: 24;";
-            self.textField.passwordRules = [UITextInputPasswordRules passwordRulesWithDescriptor:passwordDescriptor];
-            self.textField.textContentType = UITextContentTypeNewPassword;
-        }
+        NSString *passwordDescriptor = @"required: lower; required: upper; required: digit; required: [&)*]]; minlength: 6; maxlength: 24;";
+        self.textField.passwordRules = [UITextInputPasswordRules passwordRulesWithDescriptor:passwordDescriptor];
+        self.textField.textContentType = UITextContentTypeNewPassword;
     } else if (newMode == SettingsTextModesEmail) {
         keyboardType = UIKeyboardTypeEmailAddress;
         autocapitalizationType = UITextAutocapitalizationTypeNone;