Moves most Copilot settings as no longer needed

Removed various chat agent and GitHub Copilot configurations.

Author: dmalan

devcontainer.json

@@ -131,24 +131,6 @@
                 "gitdoc.commitValidationLevel": "none",
                 "gitdoc.pullOnOpen": false,
                 "chat.disableAIFeatures": true,
-                "chat.agent.enabled": false,
-                "chat.agent.maxRequests": 0,
-                "chat.commandCenter.enabled": false,
-                "chat.notifyWindowOnConfirmation": false,
-                "github.copilot.enable": {
-                    "*": false
-                },
-                "github.copilot.editor.enableCodeActions": false,
-                "github.copilot.chat.copilotDebugCommand.enabled": false,
-                "github.copilot.chat.reviewSelection.enabled": false,
-                "github.copilot.chat.startDebugging.enabled": false,
-                "github.copilot.chat.agent.currentEditorContext.enabled": false,
-                "github.copilot.chat.edits.newNotebook.enabled": false,
-                "github.copilot.chat.edits.suggestRelatedFilesForTests": false,
-                "github.copilot.chat.edits.suggestRelatedFilesFromGitHistory": false,
-                "github.copilot.chat.newWorkspaceCreation.enabled": false,
-                "github.copilot.chat.setupTests.enabled": false,
-                "github.copilot.chat.summarizeAgentConversationHistory.enabled": false,
                 "html.autoCreateQuotes": false,
                 "html.format.indentInnerHtml": true,
                 "html.suggest.html5": false,