[OE-core] [PATCH] cogl: Do not depend PN-dev on empty PN

[Khem Raj]

Fixes image build error e.g.

 - nothing provides cogl-1.0 = 1.22.4-r0.2 needed by cogl-1.0-dev-1.22.4-r0.2.core2-64

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 meta/recipes-graphics/cogl/cogl-1.0.inc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta/recipes-graphics/cogl/cogl-1.0.inc b/meta/recipes-graphics/cogl/cogl-1.0.inc
index 3e392fa5ec..4038afbc11 100644
--- a/meta/recipes-graphics/cogl/cogl-1.0.inc
+++ b/meta/recipes-graphics/cogl/cogl-1.0.inc
@@ -75,4 +75,6 @@ RPROVIDES_libcogl = "cogl-1.0"
 RCONFLICTS_libcogl = "cogl-1.0"
 RREPLACES_libcogl = "cogl-1.0"
 
+RDEPENDS_${PN}-dev = "libcogl"
+
 COMPATIBLE_HOST_armv4 = 'null'
-- 
2.23.0