[fenix] For https://github.com/mozilla-mobile/fenix/issues/7887: Increase touch target height for learn more link.

app/src/main/res/layout/private_browsing_description.xml

@@ -18,7 +18,8 @@
         android:ellipsize="none"
         android:gravity="center_vertical"
         android:lineSpacingExtra="6dp"
-        android:padding="4dp"
+        android:paddingHorizontal="4dp"
+        android:paddingTop="4dp"
         android:scrollHorizontally="false"
         android:textColor="?primaryText"
         android:textSize="14sp"
@@ -31,7 +32,9 @@
         android:ellipsize="none"
         android:gravity="center_vertical"
         android:lineSpacingExtra="6dp"
-        android:padding="4dp"
+        android:paddingHorizontal="4dp"
+        android:paddingTop="10dp"
+        android:paddingBottom="19dp"
         android:scrollHorizontally="false"
         android:text="@string/private_browsing_common_myths"
         android:textColor="?primaryText"