FreeSWITCH: FS git hash f7210b2402488ec8f9be97cc79921fa605bbb7a4

1. Fix issue with perl package dependency.
2. Fix issue with building mod-erlang.
3. Suspend unused boot() function in files/freeswitch.init.
3. Add mod-bert.
4. Update sound/moh packages to v1.0.50

Signed-off-by: Mazi Lo <openwrt.mazilo@recursor.net>
asterisk-1.8.x: simplify dependency for chan-lantiq, get rid of unnecessary ltqtapi.mk include

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
FreeSWITCH: Update sounds-en-08KHz to a correct MD5SUM.

Signed-off-by: Mazi Lo <openwrt.mazilo@recursor.net>
Merge branch 'master' of git.openwrt.org:feed/telephony

FreeSWITCH: Update sounds-en-08KHz package to a correct MD5SUM.