[oe] [PATCH][meta-qt5] gdb: append to PACKAGECONFIG instead of changing the default

[Martin Jansa]

* without readline in PACKAGECONFIG and with no-static-libraries.inc
  gdb fails when trying to build against own bundled static readline

Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
---
 recipes-devtools/gdb/gdb_%.bbappend | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recipes-devtools/gdb/gdb_%.bbappend b/recipes-devtools/gdb/gdb_%.bbappend
index 41592c4..ec17f55 100644
--- a/recipes-devtools/gdb/gdb_%.bbappend
+++ b/recipes-devtools/gdb/gdb_%.bbappend
@@ -1 +1 @@
-PACKAGECONFIG ??= "python"
+PACKAGECONFIG_append = " python"
-- 
2.7.2