internal/task/template: remove special gopls instructions for go1.23rc1

Now that [email protected] is released, users do not need special
instructions to install the gopls prerelease.

Updates golang/go#67618

Change-Id: I18dae3f3f2eaf99efda9d555d7e227ef10b5a98c
Reviewed-on: https://go-review.googlesource.com/c/build/+/593679
Reviewed-by: Dmitri Shuralyov <[email protected]>
Auto-Submit: Robert Findley <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>

Author: findleyr

internal/task/template/announce-rc.md

@@ -34,17 +34,6 @@ $ go1.23rc1 telemetry on
 
 {{ end -}}
 
-{{ if eq .Version "go1.23rc1" }}
-If you use the gopls language server in your development workflow, please note
-that gopls v0.16.0-pre.1 is currently required for this release candidate.
-Install it with:
-
-```
-$ go1.23rc1 install golang.org/x/tools/[email protected]
-```
-
-{{end -}}
-
 To find out what has changed in Go {{.Version|major}}, read the draft release notes:
 https://tip.golang.org/doc/go{{.Version|major}}
 

internal/task/testdata/announce-rc.html

@@ -16,11 +16,6 @@
 You can opt in by running the following command:</p>
 <pre><code>$ go1.23rc1 telemetry on
 </code></pre>
-<p>If you use the gopls language server in your development workflow, please note<br>
-that gopls v0.16.0-pre.1 is currently required for this release candidate.<br>
-Install it with:</p>
-<pre><code>$ go1.23rc1 install golang.org/x/tools/[email protected]
-</code></pre>
 <p>To find out what has changed in Go 1.23, read the draft release notes:<br>
 <a href="https://tip.golang.org/doc/go1.23">https://tip.golang.org/doc/go1.23</a></p>
 <p>Cheers,<br>

internal/task/testdata/announce-rc.txt

@@ -23,12 +23,6 @@ You can opt in by running the following command:
 
 $ go1.23rc1 telemetry on
 
-If you use the gopls language server in your development workflow, please note
-that gopls v0.16.0-pre.1 is currently required for this release candidate.
-Install it with:
-
-$ go1.23rc1 install golang.org/x/tools/[email protected]
-
 To find out what has changed in Go 1.23, read the draft release notes:
 https://tip.golang.org/doc/go1.23