go/gcimporter, go/types: skip nacl-arm for some tests

Backport of https://go-review.googlesource.com/9674 .

Change-Id: Ie86bea98e910616b2d6a49387b1aed973d4f1c66
Reviewed-on: https://go-review.googlesource.com/11126
Reviewed-by: Alan Donovan <[email protected]>

Author: griesemer

go/gcimporter/gcimporter_test.go

@@ -26,6 +26,7 @@ func skipSpecialPlatforms(t *testing.T) {
 	switch platform := runtime.GOOS + "-" + runtime.GOARCH; platform {
 	case "nacl-amd64p32",
 		"nacl-386",
+		"nacl-arm",
 		"darwin-arm",
 		"darwin-arm64":
 		t.Skipf("no compiled packages available for import on %s", platform)

go/types/api_test.go

@@ -25,6 +25,7 @@ func skipSpecialPlatforms(t *testing.T) {
 	switch platform := runtime.GOOS + "-" + runtime.GOARCH; platform {
 	case "nacl-amd64p32",
 		"nacl-386",
+		"nacl-arm",
 		"darwin-arm",
 		"darwin-arm64":
 		t.Skipf("no compiled packages available for import on %s", platform)