Make favicons subdir-compatible (again)

Some paths were missing...

browserconfig.xml

@@ -2,9 +2,9 @@
 <browserconfig>
   <msapplication>
     <tile>
-      <square150x150logo src="/mstile-150x150.png"/>
-      <square310x310logo src="/mstile-310x310.png"/>
-      <wide310x150logo src="/mstile-310x150.png"/>
+      <square150x150logo src="mstile-150x150.png"/>
+      <square310x310logo src="mstile-310x310.png"/>
+      <wide310x150logo src="mstile-310x150.png"/>
       <TileColor>#ffc40d</TileColor>
     </tile>
   </msapplication>

manifest.json

@@ -2,12 +2,12 @@
 	"name": "PrivateBin",
 	"icons": [
 		{
-			"src": "\/android-chrome-192x192.png",
+			"src": "android-chrome-192x192.png",
 			"sizes": "192x192",
 			"type": "image\/png"
 		},
 		{
-			"src": "\/android-chrome-512x512.png",
+			"src": "android-chrome-512x512.png",
 			"sizes": "512x512",
 			"type": "image\/png"
 		}