[#83] add Utils.hpp

include/vkcv/Utils.hpp

+#pragma once
+#include <string>
+
+namespace utils {
+    
+    /**
+     * @brief Given a relative path to the executable, the absolute path is returned
+     * 
+     * @param path The relative path
+     * @return std::string The absolute path
+     */
+    std::string absolutePath(std::string path);
+}