replace share via user vector with Nextcloud variant

src/main/res/drawable/shared_via_users.xml

@@ -1,9 +1,12 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="16dp"
         android:height="16dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
+        android:viewportWidth="16.0"
+        android:viewportHeight="16.0">
     <path
         android:fillColor="#FF000000"
-        android:pathData="M18,16.08c-0.76,0 -1.44,0.3 -1.96,0.77L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.54,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.47 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.12,4.16c-0.05,0.21 -0.08,0.43 -0.08,0.65 0,1.61 1.31,2.92 2.92,2.92 1.61,0 2.92,-1.31 2.92,-2.92s-1.31,-2.92 -2.92,-2.92z"/>
+        android:strokeColor="#FFFFFFFF"
+        android:strokeWidth="0.2"
+        android:strokeMiterLimit="4"
+        android:pathData="M12.228 1a2.457 2.457 0 0 0-2.46 2.454c0 0.075 0.01 0.15 0.016 0.224L5.05 6.092a2.445 2.445 0 0 0-1.596-0.586A2.453 2.453 0 0 0 1 7.96a2.453 2.453 0 0 0 2.454 2.455 2.45 2.45 0 0 0 1.46-0.477l4.865 2.474c-0.004 0.044-0.01 0.09-0.01 0.134a2.457 2.457 0 1 0 0.804-1.818l-4.696-2.4c 0.02-0.123 0.035-0.25 0.035-0.378 0-0.072-0.01-0.144-0.015-0.214l4.74-2.414A2.457 2.457 0 1 0 12.228 0.99z"/>
 </vector>