fix toot button and characters left text size

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

@@ -197,7 +197,7 @@
             <TextView
                 android:id="@+id/characters_left"
                 android:layout_width="wrap_content"
-                android:textSize="?attr/status_text_small"
+                android:textSize="?attr/status_text_medium"
                 android:layout_height="wrap_content"
                 android:textColor="?android:textColorPrimary" />
 
@@ -207,7 +207,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginLeft="10dp"
                 android:layout_marginStart="10dp"
-                android:textSize="?attr/status_text_large"
+                android:textSize="?attr/status_text_medium"
                 android:background="@drawable/compose_button_colors"
                 android:text="@string/action_send"
                 android:textColor="@android:color/white" />