internal/gopls: delete a lot of code

This deletes a huge amount of gopls code that we are not going to use.

Although this does compile, and tests pass, cuelsp does not work in this
commit (and its tests are skipped). Subsequent commits will rebuild
cuelsp.

Signed-off-by: Matthew Sackman <[email protected]>
Change-Id: If0e4ec3aaf01962771f29b13b718d261559f769e
Reviewed-on: https://review.gerrithub.io/c/cue-lang/cue/+/1218027
Reviewed-by: Daniel Martí <[email protected]>
TryBot-Result: CUEcueckoo <[email protected]>
Unity-Result: CUE porcuepine <[email protected]>
Reviewed-by: Roger Peppe <[email protected]>

Author: cuematthew

cmd/cue/cmd/integration/base/base_test.go

@@ -16,6 +16,7 @@ func TestMain(m *testing.M) {
 }
 
 func TestFormatFile(t *testing.T) {
+	t.Skip("cuelsp disabled")
 	const files = `
 -- cue.mod/module.cue --
 module: "mod.example"

cmd/cue/cmd/integration/workspace/editing_test.go

@@ -11,6 +11,7 @@ import (
 )
 
 func TestEditing(t *testing.T) {
+	t.Skip("cuelsp disabled")
 	const files = `
 -- cue.mod/module.cue --
 module: "mod.example/x"

cmd/cue/cmd/integration/workspace/workspace_folders_test.go

@@ -21,6 +21,7 @@ func TestMain(m *testing.M) {
 // works, or fails, as expected, due to various combinations of
 // WorkspaceFolders and the RootURI being set or unset.
 func TestWorkspaceFoldersRootURI(t *testing.T) {
+	t.Skip("cuelsp disabled")
 	const filesOneModule = `
 -- cue.mod/module.cue --
 module: "mod.example/b"
@@ -158,6 +159,7 @@ package a
 // the workspace folder does not correspond to the root of a CUE module. In
 // this case there is simply no CUE module.
 func TestNoContainingModule(t *testing.T) {
+	t.Skip("cuelsp disabled")
 	const files = `
 -- a.cue --
 package a
@@ -174,6 +176,7 @@ package a
 // this case, the parent directory corresponds to the root of CUE module, but
 // the workspace folder itself corresponds to a subdirectory in the CUE module.
 func TestWorkspaceFolderWithCUEModInParent(t *testing.T) {
+	t.Skip("cuelsp disabled")
 	const files = `
 -- cue.mod/module.cue --
 -- a/a.cue --

go.mod

@@ -23,7 +23,6 @@ require (
 	golang.org/x/net v0.41.0
 	golang.org/x/oauth2 v0.30.0
 	golang.org/x/sync v0.16.0
-	golang.org/x/sys v0.34.0
 	golang.org/x/text v0.27.0
 	golang.org/x/tools v0.34.0
 	gopkg.in/yaml.v3 v3.0.1
@@ -34,5 +33,6 @@ require (
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/mitchellh/go-wordwrap v1.0.1 // indirect
+	golang.org/x/sys v0.34.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
 )