Remove an outdated test

Author: davidanthoff

test/requests/test_textdocument.jl

@@ -18,13 +18,3 @@
     LanguageServer.textDocument_didClose_notification(LanguageServer.DidCloseTextDocumentParams(LanguageServer.TextDocumentIdentifier(uri"untitled:none")), server, server.jr_endpoint)
     @test !LanguageServer.hasdocument(server, uri"untitled:none")
 end
-
-@testitem "mark errors to end of file" begin
-    include("../test_shared_server.jl")
-
-    # Missing a closing ')'
-    doc = settestdoc("println(\"Hello, world!\"")
-    diagnostics = LanguageServer.mark_errors(doc)
-    @test length(diagnostics) == 1
-    @test diagnostics[1].range == LanguageServer.Range(0, 23, 0, 23)
-end