CMake: Fall back to reading CMakeCache.txt

Allows the user to select cache settings even if configuring failed.

Change-Id: I821c28f386e0c249b4c4d9c6561a377cb48b3f2d
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>

src/plugins/cmakeprojectmanager/fileapiparser.h

@@ -223,6 +223,7 @@ class FileApiParser
 public:
     static FileApiData parseData(QPromise<std::shared_ptr<FileApiQtcData>> &promise,
                                  const Utils::FilePath &replyFilePath,
+                                 const Utils::FilePath &buildDir,
                                  const QString &cmakeBuildType,
                                  QString &errorMessage);