CW-342 Enable Mac Layout on iPad (#958)

* Add iPad responsive layout

* Set magic number to position input field on wider screens

* Adjust screen resolution

* Update target device family for ios

* Add icons for iPad

* Revert width adjustment for ipad

* Fix overflowing balance

* Fix overflowing balance

* Fix PR issues

* Remove unused icons [skip ci]

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Co-authored-by: OmarHatem <omarh.ismail1@gmail.com>

lib/src/screens/exchange/exchange_page.dart

@@ -117,7 +117,7 @@ class ExchangePage extends BasePage {
     final _closeButton = currentTheme.type == ThemeType.dark
         ? closeButtonImageDarkTheme : closeButtonImage;
 
-    bool isMobileView = ResponsiveLayoutUtil.instance.isMobile(context);
+    bool isMobileView = ResponsiveLayoutUtil.instance.isMobile;
 
     return MergeSemantics(
       child: SizedBox(
@@ -731,7 +731,7 @@ class ExchangePage extends BasePage {
       },
     ));
 
-    if (ResponsiveLayoutUtil.instance.isMobile(context)) {
+    if (ResponsiveLayoutUtil.instance.isMobile) {
       return MobileExchangeCardsSection(
         firstExchangeCard: firstExchangeCard,
         secondExchangeCard: secondExchangeCard,