CMake: Use Utils::CommandLine for server mode process

Change-Id: I53e62c753865be78cd11581e34c77a763748ab40
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/cmakeprojectmanager/servermode.h

@@ -94,7 +94,7 @@ private:
 
     Utils::FilePath m_sourceDirectory;
     Utils::FilePath m_buildDirectory;
-    Utils::FilePath m_cmakeExecutable;
+    Utils::CommandLine m_cmakeCommand;
 
     QByteArray m_buffer;