Merge pull request #4975 from jetstack-bot/cherry-pick-4970-to-releas…

…e-1.6

[release-1.6] Bump Go 1.17.1 --> 1.17.8 to fix CVEs

WORKSPACE

@@ -36,7 +36,7 @@ go_rules_dependencies()
 
 go_register_toolchains(
     nogo = "@//hack/build:nogo_vet",
-    version = "1.17.1",
+    version = "1.17.8",
 )
 
 ## Load gazelle and dependencies