Auto approve sleep commands

Part of #259668

Author: Tyriar

src/vs/workbench/contrib/terminalContrib/chatAgentTools/common/terminalChatAgentToolsConfiguration.ts

@@ -122,6 +122,8 @@ export const terminalChatAgentToolsConfiguration: IStringDictionary<IConfigurati
 			du: true,
 			df: true,
 			jq: true,
+			sleep: true,
+			'Start-Sleep': true,
 			// While these PowerShell verbs can have side effects, they are generally innocuous (eg.
 			// updating OS-level file access info) and and often have prompts if they're more
 			// involved (eg. Get-Credential)