bump the version to 1.8.1

Issue-ID: SO-3566

Signed-off-by: seshukm <seshu.kumar.m@huawei.com>
Change-Id: I931e5c4233ef116cef94e3488bdf5cca774f0ad8
diff --git a/version.properties b/version.properties
index 11f0383..b3f28cd 100644
--- a/version.properties
+++ b/version.properties
@@ -4,7 +4,7 @@
 
 major=1
 minor=8
-patch=0
+patch=1
 
 base_version=${major}.${minor}.${patch}