[PM-5909] Fix Font MAUI Sizes (#3014)

* PM-5909 Set the default FontSize for Entry, Editor, SearchBar and Picker on Android so that the fonts have a similar size to the one in the Xamarin Forms app.

* PM-5909 Set the default FontSize for Entry, Editor, SearchBar and Picker on iOS so that the fonts have a similar size to the one in the Xamarin Forms app.

* PM-5909 Added spacing in specific scenario for Send Groups (between icon and text)

src/Core/Pages/Send/SendGroupingsPage/SendGroupingsPage.xaml

@@ -50,6 +50,7 @@
                           x:DataType="pages:SendGroupingsPageListItem">
                 <controls:ExtendedStackLayout Orientation="Horizontal" 
                                               StyleClass="list-row, list-row-platform"
+                                              Spacing="6"
                                               AutomationId="{Binding AutomationId}">
                     <controls:IconLabel Text="{Binding Icon, Mode=OneWay}"
                                       HorizontalOptions="Start"

src/Core/Resources/Styles/Android.xaml

@@ -11,11 +11,15 @@
                 Value="{DynamicResource TextColor}" />
         <Setter Property="Margin"
                 Value="-4, 0, -4, -4" />
+        <Setter Property="FontSize"
+                Value="18" />
     </Style>
     <Style TargetType="Picker"
            ApplyToDerivedTypes="True">
         <Setter Property="TextColor"
                 Value="{DynamicResource TextColor}" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="Margin"
                 Value="-4, 0, -4, -4" />
     </Style>
@@ -39,6 +43,8 @@
                 Value="{DynamicResource TextColor}" />
         <Setter Property="PlaceholderColor"
                 Value="{DynamicResource InputPlaceholderColor}" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="Margin"
                 Value="-4, 0, -4, -4" />
     </Style>
@@ -46,6 +52,8 @@
            ApplyToDerivedTypes="True">
         <Setter Property="BackgroundColor"
                 Value="Transparent" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="TextColor"
                 Value="{DynamicResource TitleEntryTextColor}" />
         <Setter Property="CancelButtonColor"

src/Core/Resources/Styles/iOS.xaml

@@ -9,6 +9,8 @@
                 Value="{DynamicResource InputPlaceholderColor}" />
         <Setter Property="TextColor"
                 Value="{DynamicResource TextColor}" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="Margin"
                 Value="0, 5, 0, 12" />
     </Style>
@@ -16,6 +18,8 @@
            ApplyToDerivedTypes="True">
         <Setter Property="TextColor"
                 Value="{DynamicResource TextColor}" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="Margin"
                 Value="0, 5, 0, 12" />
     </Style>
@@ -37,6 +41,8 @@
            ApplyToDerivedTypes="True">
         <Setter Property="TextColor"
                 Value="{DynamicResource TextColor}" />
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="BackgroundColor"
                 Value="{DynamicResource BackgroundColor}" />
         <Setter Property="PlaceholderColor"
@@ -51,6 +57,8 @@
     </Style>
     <Style TargetType="SearchBar"
            ApplyToDerivedTypes="True">
+        <Setter Property="FontSize"
+                Value="18" />
         <Setter Property="BackgroundColor"
                 Value="{DynamicResource ListHeaderBackgroundColor}" />
         <Setter Property="TextColor"