src/vs/platform/userDataSync/common/ignoredExtensions.ts/IgnoredExtensionsManagementService/hasToAlwaysSyncExtension
class IgnoredExtensionsManagementService:	hasToAlwaysSyncExtension(extensionId: string): boolean {
		const configuredIgnoredExtensions = this.getConfiguredIgnoredExtensions();
		return configuredIgnoredExtensions.includes(`-${extensionId.toLowerCase()}`);
	}