build: trigger pacakge index creation for all feeds if required

When CONFIG_PER_FEED_REPO_ADD_DISABLED is set, trigger index creation for
any available feed, regardless of whether there where binaries built or not.

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

SVN-Revision: 45765

package/Makefile

@@ -132,7 +132,11 @@ endif
 
 PACKAGE_SUBDIRS=.
 ifneq ($(CONFIG_PER_FEED_REPO),)
-  PACKAGE_SUBDIRS=base $(FEEDS_ENABLED)
+  ifneq ($(CONFIG_PER_FEED_REPO_ADD_DISABLED),)
+    PACKAGE_SUBDIRS=base $(FEEDS_AVAILABLE)
+  else
+    PACKAGE_SUBDIRS=base $(FEEDS_ENABLED)
+  endif
 endif
 
 $(curdir)/index: FORCE