package/ejabberd: add a comment for runtime dependencies

Both p1_oauth2 and jiffy are runtime dependencies. Mark the
corresponding select in the Config.in file with a # runtime
comment.

Signed-off-by: Johan Oudinet <johan.oudinet@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/ejabberd/Config.in

@@ -3,11 +3,11 @@ config BR2_PACKAGE_EJABBERD
 	depends on BR2_PACKAGE_ERLANG
 	depends on BR2_INSTALL_LIBSTDCPP # jiffy, stringprep
 	select BR2_PACKAGE_ERLANG_EIMP
-	select BR2_PACKAGE_ERLANG_JIFFY
+	select BR2_PACKAGE_ERLANG_JIFFY # runtime
 	select BR2_PACKAGE_ERLANG_LAGER
 	select BR2_PACKAGE_ERLANG_P1_CACHE_TAB
 	select BR2_PACKAGE_ERLANG_P1_ICONV
-	select BR2_PACKAGE_ERLANG_P1_OAUTH2
+	select BR2_PACKAGE_ERLANG_P1_OAUTH2 # runtime
 	select BR2_PACKAGE_ERLANG_P1_SIP
 	select BR2_PACKAGE_ERLANG_P1_STRINGPREP
 	select BR2_PACKAGE_ERLANG_P1_STUN