initial removal of Pylance create/start/stop

Author: bschnurr

src/client/activation/common/outputChannel.ts

@@ -24,7 +24,7 @@ export class LanguageServerOutputChannel implements ILanguageServerOutputChannel
 
     public get channel(): ILogOutputChannel {
         if (!this.output) {
-            this.output = this.appShell.createOutputChannel(OutputChannelNames.languageServer);
+            this.output = this.appShell.createOutputChannel(OutputChannelNames.JediLanguageServer);
             this.disposable.push(this.output);
             this.registerCommand().ignoreErrors();
         }

src/client/activation/node/languageServerProxy.ts

@@ -13,8 +13,6 @@ import {
 export interface PylanceApi {
     client?: {
         isEnabled(): boolean;
-        start(): Promise<void>;
-        stop(): Promise<void>;
     };
     notebook?: {
         registerJupyterPythonPathFunction(func: (uri: Uri) => Promise<string | undefined>): void;