Remove hardcoded color on save button

vector/src/main/res/drawable/ic_composer_rich_text_save.xml

@@ -5,12 +5,12 @@
     android:viewportHeight="36">
   <path
       android:pathData="M18,18m-18,0a18,18 0,1 1,36 0a18,18 0,1 1,-36 0"
-      android:fillColor="#0DBD8B"/>
+      android:fillColor="?colorPrimary"/>
   <path
       android:pathData="M9.818,18.787L14.705,23.818L26.182,12"
       android:strokeLineJoin="round"
       android:strokeWidth="2.5"
       android:fillColor="#00000000"
-      android:strokeColor="#ffffff"
+      android:strokeColor="?colorOnPrimary"
       android:strokeLineCap="round"/>
 </vector>