Revert "Add a visible custom focus ring to the standard button style"

This reverts commit 3f2434c94761877b96fe5bc2e9acc9dfc2b8db2a.

compound-ios/Sources/Compound/BaseStyles/CompoundButtonStyle.swift

@@ -22,7 +22,6 @@ public struct CompoundButtonStyle: ButtonStyle {
     @Environment(\.isEnabled) private var isEnabled
     @Environment(\.colorScheme) private var colorScheme
     @Environment(\.accessibilityShowButtonShapes) private var accessibilityShowButtonShapes
-    @Environment(\.isFocused) private var isFocused
     
     var kind: Kind
     public enum Kind {
@@ -118,11 +117,6 @@ public struct CompoundButtonStyle: ButtonStyle {
                 makeBackground(configuration: configuration)
             }
             .contentShape(contentShape)
-            .overlay {
-                if isFocused {
-                    contentShape.stroke(.compound.borderInteractivePrimary, lineWidth: 2)
-                }
-            }
     }
     
     @ViewBuilder