OSTree create mountpoints for Apertis services

/media is a symlink, which prevent media service to mount
anything on it.
/Applications does not exits, but the rootfs being readonly,
it is not possible to create the mountpoint. This prevents
canterbury to start

Signed-off-by: Frédéric Dalleau <frederic.dalleau@collabora.com>
Reviewed-by: Héctor Orón Martínez <hector.oron@collabora.co.uk>
Differential Revision: https://phabricator.apertis.org/D7608

scripts/ostree-convert-from-debian

@@ -198,6 +198,7 @@ L /var/home - - - - ../sysroot/home
 d /var/roothome 0700 root root -
 d /var/local 0755 root root -
 d /run/media 0755 root root -
+d /Applications 0755 root root -
 """)
 
     try:
@@ -209,13 +210,22 @@ d /run/media 0755 root root -
         ( "/sysroot/ostree", "ostree" ),
         ( "/var/home", "home" ),
         ( "/var/roothome", "root" ),
-        ( "/var/local", "usr/local" ),
-        ( "/run/media", "media" ) ]
+        ( "/var/local", "usr/local" ) ]
 
     for (target, link) in SYMLINKS:
         shutil.rmtree (os.path.join (rootdir, link), True)
         os.symlink(target, os.path.join (rootdir, link))
 
+    MOUNTPOINTS = [
+        ( "media" ),
+        ( "Applications" ) ]
+
+    for (mountpoint) in MOUNTPOINTS:
+        try:
+            os.mkdir(os.path.join (rootdir, mountpoint))
+        except OSError:
+            pass
+
 if __name__ == '__main__':
     rootdir = os.environ["ROOTDIR"]