tools/gopls: use `go install` instead of `go get`
Fixes: golang/go#49114
Change-Id: I39c5bee4168862af2aa5a29a96d45cad3e0dd9f1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/358074
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Nooras Saba <saba@golang.org>
Trust: Robert Findley <rfindley@google.com>
Trust: Peter Weinberger <pjw@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
gopls-CI: kokoro <noreply+kokoro@google.com>
diff --git a/gopls/README.md b/gopls/README.md
index df7add0..c2505e8 100644
--- a/gopls/README.md
+++ b/gopls/README.md
@@ -36,7 +36,7 @@
directory is fine), and run:
```sh
-GO111MODULE=on go get golang.org/x/tools/gopls@latest
+go install golang.org/x/tools/gopls@latest
```
**NOTE**: Do not use the `-u` flag, as it will update your dependencies to