updated changelog

ChangeLog

@@ -1,12 +1,13 @@
 2024-06-03 Scott E. Graves <scott.e.graves@protonmail.com>
 
+	* added clang-format and clang-tidy
+	* lowercase all files names
+	* moved to CMake build system
 	* pr: fixed compilation issues
 	  * https://github.com/cubicdaiya/dtl/pull/22
 	  * https://github.com/cubicdaiya/dtl/pull/18
 	* pr: initialize variables
 	  * https://github.com/cubicdaiya/dtl/pull/16
-	* moved to CMake build system
-	* added clang-format and clang-tidy
 
 	* 1.21 released