remove extra newline from version

Author: tessro

get_versions.sh

@@ -4,6 +4,6 @@ set -e
 
 mkdir -p tmp
 
-go version | { read _ _ v _; echo ${v#go}; } > tmp/go_version.txt
+go version | { read _ _ v _; echo -n ${v#go}; } > tmp/go_version.txt
 git describe --tags --dirty | tr -d '\n' > tmp/version.txt
 git rev-parse --short HEAD | tr -d '\n' > tmp/commit_hash.txt