icons: use a material icon for "donation"

LICENSE.artwork

@@ -23,9 +23,6 @@ Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0):
 Creative Commons Attribution 3.0 Unported license (CC BY-3.0):
    ic_notification_battery_low.png by Picol.org. Source: https://commons.wikimedia.org/wiki/File:Battery_1_Picol_icon.svg
 
-Creative Commons Attribution 3.0 United States   (CC BY-3.0 US):
-   ic_donate by Peter van Driel https://thenounproject.com/term/donate/239009/
-
 Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0):
    ic_device_amazfit_bip by Michael quelbs@gmail.com
 

app/src/main/res/drawable/ic_donate.xml

@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="45sp"
-    android:height="45sp"
-    android:tint="?attr/colorControlNormal"
-    android:viewportWidth="45"
-    android:viewportHeight="45">
-    <path
-        android:fillColor="#000000"
-        android:pathData="M17.266 33.844c0-2.401 1.482-4.458 3.581-5.31l-0.098 0.005c-2.717-2.464-2.5-3.827-2.547-4.84v-0.511c-4.804 2.836-10.196 6.529-11.886 4.839L5.892 27.01c5.654-3.903 11.31-7.806 15.96-11.714 0.397-0.434 1.05-0.699 2.122-0.681 4.933 0.049 9.609 0.436 14.096 0.934l5.518-2.378-0.171 7.047c-4.53 4.225-11.256 6.388-16.326 9.616 1.014 1.034 1.641 2.451 1.641 4.01 0 3.164-2.568 5.733-5.734 5.733-3.163 0-5.732-2.569-5.732-5.733zm9.98 0c0-2.34-1.905-4.243-4.248-4.243s-4.246 1.903-4.246 4.243c0 2.343 1.903 4.245 4.246 4.245 2.343 0 4.248-1.902 4.248-4.245zm-6.049 2.308c-0.355-0.375-0.589-0.841-0.7-1.401h-0.612l0.133-0.639h0.405c-0.003-0.066-0.008-0.139-0.008-0.213 0-0.128 0.005-0.237 0.011-0.333h-0.541l0.133-0.641h0.491c0.116-0.55 0.345-1.009 0.689-1.377 0.523-0.557 1.205-0.833 2.055-0.833 0.463 0 0.865 0.083 1.205 0.249l-0.242 1.147c-0.236-0.235-0.576-0.351-1.026-0.351-0.45 0-0.812 0.161-1.089 0.484-0.158 0.18-0.269 0.409-0.335 0.681h2.274l-0.135 0.641h-2.222c-0.003 0.061-0.004 0.143-0.004 0.242 0 0.096 0.001 0.198 0.007 0.304h2.105l-0.132 0.639h-1.887c0.07 0.296 0.174 0.528 0.321 0.693 0.274 0.326 0.635 0.489 1.073 0.489 0.528 0 0.951-0.163 1.265-0.489v1.266c-0.358 0.18-0.775 0.269-1.252 0.269-0.804 0-1.466-0.277-1.982-0.827zm8.297-11.86c0.709-1.712 0.594-4.211-4.755-2.971-2.961 1.242-3.613 2.611-2.547 4.076 0.595 0.911 0.932 1.816 1.137 2.725 0.602 0.035 1.178 0.162 1.718 0.37 1.429-1.572 3.837-2.733 4.447-4.2z"
-        android:strokeWidth="0.75"
-        android:strokeLineCap="round"
-        android:strokeMiterLimit="80" />
-</vector>

app/src/main/res/drawable/ic_volunteer_activism.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M640,520L474,358Q443,328 421.5,291.5Q400,255 400,212Q400,157 438.5,118.5Q477,80 532,80Q564,80 592,93.5Q620,107 640,130Q660,107 688,93.5Q716,80 748,80Q803,80 841.5,118.5Q880,157 880,212Q880,255 859,291.5Q838,328 807,358L640,520ZM640,408L749,301Q768,282 784,260.5Q800,239 800,212Q800,190 785,175Q770,160 748,160Q734,160 721.5,165.5Q709,171 700,182L640,254L580,182Q571,171 558.5,165.5Q546,160 532,160Q510,160 495,175Q480,190 480,212Q480,239 496,260.5Q512,282 531,301L640,408ZM280,740L558,816L796,742Q791,733 781.5,726.5Q772,720 760,720L558,720Q531,720 515,718Q499,716 482,710L389,679L411,601L492,628Q509,633 532,636Q555,639 600,640L600,640Q600,640 600,640Q600,640 600,640Q600,629 593.5,619Q587,609 578,606L344,520Q344,520 344,520Q344,520 344,520L280,520L280,740ZM40,880L40,440L344,440Q351,440 358,441.5Q365,443 371,445L606,532Q639,544 659.5,574Q680,604 680,640L760,640Q810,640 845,673Q880,706 880,760L880,800L560,900L280,822L280,822L280,880L40,880ZM120,800L200,800L200,520L120,520L120,800ZM640,254L640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254L640,254L640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Q640,254 640,254Z"/>
+</vector>

app/src/main/res/menu/activity_main_drawer.xml

@@ -29,7 +29,7 @@
         <item
             android:id="@+id/donation_link"
             android:title="@string/action_donate"
-            android:icon="@drawable/ic_donate" />
+            android:icon="@drawable/ic_volunteer_activism" />
         <item
             android:id="@+id/external_changelog"
             android:title="@string/action_changelog"