Add a way to use the primary color for the icon.

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/BigIcon.kt

@@ -53,11 +53,13 @@ object BigIcon {
          * @param vectorIcon the [ImageVector] to display
          * @param contentDescription the content description of the icon, if any. It defaults to `null`
          * @param useCriticalTint whether the icon and background should be rendered using critical tint
+         * @param usePrimaryTint whether the icon should be rendered using primary tint
          */
         data class Default(
             val vectorIcon: ImageVector,
             val contentDescription: String? = null,
             val useCriticalTint: Boolean = false,
+            val usePrimaryTint: Boolean = false,
         ) : Style
 
         /**
@@ -143,6 +145,8 @@ object BigIcon {
                 val iconTint = when (style) {
                     is Style.Default -> if (style.useCriticalTint) {
                         ElementTheme.colors.iconCriticalPrimary
+                    } else if (style.usePrimaryTint) {
+                        ElementTheme.colors.iconPrimary
                     } else {
                         ElementTheme.colors.iconSecondary
                     }