Revert "patches/telephony/baresip: fix init script and parallel build"

This reverts commit 26967136.

The pull request was accepted today. So dropping our patches now. Ref:

• https://github.com/openwrt/telephony/pull/876

patches/telephony/pending/0001-baresip-use-return-in-init-script.patch

-From 83c0aef587c7d86819376b35003dc5f6c62ab72d Mon Sep 17 00:00:00 2001
-From: Sebastian Kemper <sebastian_ml@gmx.net>
-Date: Tue, 8 Nov 2022 21:10:52 +0100
-Subject: [PATCH 1/2] baresip: use return in init script
-
-"start_service()" is a function, hence "return" should be used instead
-of "exit".
-
-Signed-off-by: Sebastian Kemper <sebastian_ml@gmx.net>
-(cherry picked from commit b69ae7b9344228e1e83aaee2f62cebbd599c1388)
-Signed-off-by: Richard Muzik <richard.muzik@nic.cz>
----
- net/baresip/files/baresip.init | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/net/baresip/files/baresip.init b/net/baresip/files/baresip.init
-index 72149be..d48e5d6 100644
---- a/net/baresip/files/baresip.init
-+++ b/net/baresip/files/baresip.init
-@@ -21,7 +21,7 @@ start_service() {
-   if [ "$ENABLE_BARESIP" != yes ]; then
-     $LOGGER User configuration incomplete - not starting $DAEMON
-     $LOGGER Check ENABLE_BARESIP in $DEFAULT
--    exit 1
-+    return 1
-   fi
- 
-   procd_open_instance
--- 
-2.45.2
-