Update Bug report guide

tutorials/Bug-report-guide.md

@@ -122,9 +122,9 @@ Providing additional information
 The following information is requested for most bug reports. You can
 save time by providing this information below the Expected results.
 
-## Logs
+### Logs
 
-### On GNU/Linux
+#### On GNU/Linux
 Since the Ring GUI and daemon are separated processes, the easiest way to get logs from both is to start them one at a time, manually.
 
 1. Ensure that no ring client or daemon instances are running with `ps aux | grep ring`
@@ -134,11 +134,11 @@ Since the Ring GUI and daemon are separated processes, the easiest way to get lo
     + This executable is normally not in the PATH, and on the Ubuntu packages, it is located at `/usr/lib/x86_64-linux-gnu/dring -d -c`
 3. In another terminal, start the client with (here is a Gnome example) `gnome-ring -d`
 
-### On Mac OS
+#### On Mac OS
 
 Open the Terminal app and launch Ring with `/Applications/Ring.app/Contents/MacOS/Ring`
 
-### On Android (debug builds only)
+#### On Android (debug builds only)
 
 + You need to have adb setup on your computer.
 + Launch Ring on your smartphone and then execute