icinga-provide-go: Link binaries instead of appending to path

icinga-provide-go

@@ -15,7 +15,4 @@ tar -C /usr/local -xzf go${VERSION_GO}.linux-amd64.tar.gz
 echo "Deleting Go Binary Archive"
 rm -rf go${VERSION_GO}.linux-amd64.tar.gz
 
-echo "export PATH=$PATH:/usr/local/go/bin" >> /home/build/.bash_env
-
-# shellcheck disable=SC1091
-source /etc/profile
+ln -s /usr/local/go/bin* /usr/local/bin