fix(datetime): size is correct on ios

Author: liamdebeasi

core/src/components/datetime/datetime.ios.scss

@@ -83,13 +83,13 @@
    * this padding a snapping point if applied
    * on .calendar-month
    */
-  @include padding($datetime-ios-padding * 0.5, $datetime-ios-padding * 0.5, $datetime-ios-padding * 0.5, $datetime-ios-padding * 0.5);
+  @include padding($datetime-ios-padding * 0.5, $datetime-ios-padding * 0.5, 0, $datetime-ios-padding * 0.5);
 
   height: calc(100% - #{$datetime-ios-padding});
 }
 
 :host .calendar-day {
-  @include margin(-8.5px, null);
+  @include margin(-6.5px, null);
 
   width: 40px;
   height: 40px;

core/src/components/datetime/datetime.scss

@@ -324,6 +324,8 @@ ion-picker-column-internal {
   display: grid;
   grid-template-columns: repeat(7, 1fr);
   justify-items: center;
+
+  align-items: center;
 }
 
 /**