fix for go 1.18

- letting the pipeline do the actual golang bump and tests

- go tries to include git information but stemcells do not include git binary
  golang/go#51748

Signed-off-by: Andrew Crump <[email protected]>

Author: Ben Fuller

packages/blackbox/spec

@@ -1,6 +1,8 @@
 ---
 name: blackbox
 dependencies:
-  - golang-1-linux
+- golang-1-linux
 files:
-  - blackbox/**/*
+- blackbox/**/*
+excluded_files:
+- blackbox/.git