freeswitch: bump to 1.10.8

- minor version bump
- mod-dingaling, mod-unimrcp and apr-util got removed from source tar
  ball, prompting some cleanup
- patches refreshed

Signed-off-by: Sebastian Kemper <sebastian_ml@gmx.net>

net/freeswitch/patches/460-remove-python-configure-checks.patch

@@ -1,6 +1,6 @@
 --- a/configure.ac
 +++ b/configure.ac
-@@ -1853,36 +1853,24 @@ then
+@@ -1865,36 +1865,24 @@ then
  		fi
  		AC_MSG_RESULT([$PYTHON3_VER])