Update go to 0.18.2 & disable go targets on Ubuntu 14.04

.bazelci/presubmit.yml

@@ -16,6 +16,10 @@ platforms:
     - "-//images/gcloud-bazel:gcloud_installer"
     - "-//images/gcloud-bazel:gcloud_install"
     - "-//images/gcloud-bazel:gcloud-layer"
+    # Ubuntu 14.04 binutils is incompatible with Go 0.18.2.
+    # See buildkite CI failure in https://github.com/bazelbuild/rules_k8s/pull/309
+    - "-//examples/hellogrpc/go/..."
+    - "-//examples/hellohttp/go/..."
     test_targets:
     - "..."
   ubuntu1604:

WORKSPACE

@@ -136,8 +136,8 @@ py_library(
 
 http_archive(
     name = "io_bazel_rules_go",
-    sha256 = "77dfd303492f2634de7a660445ee2d3de2960cbd52f97d8c0dffa9362d3ddef9",
-    url = "https://github.com/bazelbuild/rules_go/releases/download/0.18.1/rules_go-0.18.1.tar.gz",
+    sha256 = "31f959ecf3687f6e0bb9d01e1e7a7153367ecd82816c9c0ae149cd0e5a92bf8c",
+    url = "https://github.com/bazelbuild/rules_go/releases/download/0.18.2/rules_go-0.18.2.tar.gz",
 )
 
 load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")

k8s/k8s.bzl

@@ -52,9 +52,9 @@ py_library(
         # here to keep all the http_archive calls in one function for simplicity.
         http_archive(
             name = "io_bazel_rules_go",
-            urls = ["https://github.com/bazelbuild/rules_go/archive/0.16.1.tar.gz"],
-            sha256 = "ced2749527318abeddd9d91f5e1555ed86e2b6bfd08677b750396e0ec5462bec",
-            strip_prefix = "rules_go-0.16.1",
+            urls = ["https://github.com/bazelbuild/rules_go/archive/0.18.2.tar.gz"],
+            sha256 = "31f959ecf3687f6e0bb9d01e1e7a7153367ecd82816c9c0ae149cd0e5a92bf8c",
+            strip_prefix = "rules_go-0.18.2",
         )
     if "k8s_config" not in excludes:
         # WORKSPACE target to configure the kubectl tool