android: bump test activity (#8483)

Now users can test light drivers too. See https://github.com/koreader/android-luajit-launcher/pull/339#issuecomment-977822717

frontend/apps/filemanager/filemanagermenu.lua

@@ -630,9 +630,9 @@ To:
     end
     if Device:isAndroid() then
         table.insert(self.menu_items.developer_options.sub_item_table, {
-            text = _("Start E-ink test"),
+            text = _("Start compatibility test"),
             callback = function()
-                Device:epdTest()
+                Device:test()
             end,
         })
     end

frontend/device/android/device.lua

@@ -390,8 +390,8 @@ function Device:info()
     return common_text..platform_text..eink_text..wakelocks_text
 end
 
-function Device:epdTest()
-    android.einkTest()
+function Device:test()
+    android.runTest()
 end
 
 function Device:exit()