build: Remove obsolete leftover build references.

Removes some leftover build and config references to
modules that have since been removed from Asterisk.

ASTERISK-29935 #close

Change-Id: Iaefc73a23f4b2de3c6c14d928050135b6d0ef6af

configs/samples/extconfig.conf.sample

@@ -64,16 +64,15 @@
 ; "odbc" is shown in the examples below, but is not the only valid realtime
 ; engine.  Here are several of the possible options:
 ;    odbc ... res_config_odbc
-;    sqlite ... res_config_sqlite
 ;    sqlite3 ... res_config_sqlite3
 ;    pgsql ... res_config_pgsql
 ;    curl ... res_config_curl
 ;    ldap ... res_config_ldap
 ;    mysql ... res_config_mysql (available via add-ons in menuselect)
 ;
-; Note: The res_config_pgsql and res_config_sqlite backends configure the
-; database used in their respective configuration files and ignore the
-; database name configured in this file.
+; Note: The res_config_pgsql backend configures the database used in their
+; respective configuration files and ignore the database name configured in
+; this file.
 ;
 ;iaxusers => odbc,asterisk
 ;iaxpeers => odbc,asterisk

configs/samples/modules.conf.sample

@@ -31,12 +31,11 @@ autoload=yes
 ;
 ;load = res_musiconhold.so
 ;
-; Load one of: chan_oss, alsa, or console (portaudio).
-; By default, load chan_oss only (automatically).
+; Load one of: alsa, or console (portaudio).
+; By default, load chan_console only (automatically).
 ;
 noload = chan_alsa.so
-noload = chan_console.so
-;noload = chan_oss.so
+;noload = chan_console.so
 ;
 ; Do not load res_hep and kin unless you are using HEP monitoring
 ; <http://sipcapture.org> in your network.