package/jack2: explicitly {dis, en}able opus and readline

Explicitly disable or enable opus and readline which have been added by
commits 055cf588427b40533da74d16df1830e483c5618e and
f658b1934f91e8c416fd7519c9f7e3ab86dca076

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
(cherry picked from commit 618a23100fe5ff54b90ada1a8f23453f6c5a77dc)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/jack2/jack2.mk

@@ -16,10 +16,16 @@ JACK2_CONF_OPTS = --alsa
 
 ifeq ($(BR2_PACKAGE_OPUS),y)
 JACK2_DEPENDENCIES += opus
+JACK2_CONF_OPTS += --opus=yes
+else
+JACK2_CONF_OPTS += --opus=no
 endif
 
 ifeq ($(BR2_PACKAGE_READLINE),y)
 JACK2_DEPENDENCIES += readline
+JACK2_CONF_OPTS += --readline=yes
+else
+JACK2_CONF_OPTS += --readline=no
 endif
 
 ifeq ($(BR2_PACKAGE_JACK2_LEGACY),y)