pjproject_bundled: Disable G.729 from Belledonne Communications.

When <http://github.com/BelledonneCommunications/bcg729> is installed, PJProject
tries to link that. Support for this bcg729 was added with PJProject 2.7. The
issue happens, because Teluu enabled that new feature on default.

ASTERISK-27584
Reported by: Stuart Henderson

Change-Id: I88b6b18ad777bcfe2d8201187b4b90eec0a172a6

third-party/pjproject/Makefile.rules

@@ -16,7 +16,7 @@ PJPROJECT_URL ?= https://raw.githubusercontent.com/asterisk/third-party/master/p
 PJPROJECT_CONFIG_OPTS = $(PJPROJECT_CONFIGURE_OPTS) --prefix=/opt/pjproject \
 	--disable-speex-codec \
 	--disable-speex-aec \
-	--disable-speex-aec \
+	--disable-bcg729 \
 	--disable-gsm-codec \
 	--disable-ilbc-codec \
 	--disable-l16-codec \