SEBA-650: Update golang to 1.12

Change-Id: Iee98a7dac8d94d92c7108458c81e261744a52207
diff --git a/jjb/verify/abstract-olt.yaml b/jjb/verify/abstract-olt.yaml
index 838322b..2dcff94 100644
--- a/jjb/verify/abstract-olt.yaml
+++ b/jjb/verify/abstract-olt.yaml
@@ -63,7 +63,7 @@
           set -eux -o pipefail
 
           export GOPATH=~/go
-          export PATH=$PATH:/usr/lib/go-1.10/bin:/usr/local/go/bin:~/go/bin
+          export PATH=$PATH:/usr/lib/go-1.12/bin:/usr/local/go/bin:~/go/bin
 
           # move code the proper location
           mkdir -p $GOPATH/src/gerrit.opencord.org