Switch to the go1.18 line of the golang release

We're concerned about our CI, which autobumps golang release, pulling in
go1.19 before we're ready for it. This way we can still receive patch
updates of go1.18.

Author: rroberts2222

packages/blackbox-windows/packaging

@@ -1,7 +1,7 @@
 $ErrorActionPreference = "Stop";
 trap { $host.SetShouldExit(1) }
 
-. C:\var\vcap\packages\golang-1-windows\bosh\compile.ps1
+. C:\var\vcap\packages\golang-1.18-windows\bosh\compile.ps1
 
 $BOSH_INSTALL_TARGET = Resolve-Path "${env:BOSH_INSTALL_TARGET}"
 cd blackbox\cmd\blackbox

packages/blackbox-windows/spec

@@ -1,7 +1,7 @@
 ---
 name: blackbox-windows
 dependencies:
-- golang-1-windows
+- golang-1.18-windows
 files:
 - blackbox/**/*
 excluded_files: