support go1.7

Signed-off-by: Shlomi Noach <2607934+shlomi-noach@users.noreply.github.com>

Author: shlomi-noach

build.sh

@@ -18,7 +18,7 @@ function build {
   GOOS=$3
   GOARCH=$4
 
-  if ! go version | egrep -q 'go(1\.1[56])' ; then
+  if ! go version | egrep -q 'go(1\.1[567])' ; then
     echo "go version must be 1.15 or above"
     exit 1
   fi