Update clamp to 5.1.5

Prepare to release 5.1.5 for rc2

Issue-ID: CLAMP-978
Signed-off-by: sebdet <sebastien.determe@intl.att.com>
Change-Id: I36d61420fb2f572336874c41b32ab65e3a219d42
diff --git a/version.properties b/version.properties
index a30fbc2..b0c2470 100644
--- a/version.properties
+++ b/version.properties
@@ -27,7 +27,7 @@
 
 major=5
 minor=1
-patch=4
+patch=5
 
 base_version=${major}.${minor}.${patch}