[cherry-pick] nes: always check if cursor is still in edit window of the in-flight request before reusing it (#309488)

Co-authored-by: vs-code-engineering[bot] <vs-code-engineering[bot]@users.noreply.github.com>

Author: vs-code-engineering[bot]

extensions/copilot/src/platform/configuration/common/configurationService.ts

@@ -757,7 +757,7 @@ export namespace ConfigKey {
 		export const DebugExpUseElectronFetcher = defineTeamInternalSetting<boolean | undefined>('chat.advanced.debug.useElectronFetcher', ConfigType.ExperimentBased, undefined);
 		export const InlineEditsAsyncCompletions = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.asyncCompletions', ConfigType.ExperimentBased, true);
 		export const InlineEditsEagerBackupRequest = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.eagerBackupRequest', ConfigType.ExperimentBased, false);
-		export const InlineEditsCheckEditWindowOnReuse = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.checkEditWindowOnReuse', ConfigType.ExperimentBased, false);
+		export const InlineEditsCheckEditWindowOnReuse = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.checkEditWindowOnReuse', ConfigType.ExperimentBased, true);
 		export const InlineEditsDebounceUseCoreRequestTime = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.debounceUseCoreRequestTime', ConfigType.ExperimentBased, false);
 		export const InlineEditsYieldToCopilot = defineTeamInternalSetting<boolean>('chat.advanced.inlineEdits.yieldToCopilot', ConfigType.ExperimentBased, false);
 		export const InlineEditsExcludedProviders = defineTeamInternalSetting<string | undefined>('chat.advanced.inlineEdits.excludedProviders', ConfigType.ExperimentBased, undefined);