Rename function

core-library/io/file-stream.h

@@ -17,7 +17,7 @@ public:
 	~file_stream();
 
 	static file_stream open_for_reading(const std::filesystem::path& file_path);
-	static std::string file_contents_as_string(const std::filesystem::path& file_path);
+	static std::string file_content_as_string(const std::filesystem::path& file_path);
 
 	std::string read_all_as_string();
 	void        close();