cmakelists: update version to v1.7.2 to silence update warnings

Bump the version from v0.0.0 to v1.7.2 to silence update warnings. The
version will be bumped up to the more accurate v2.0.0 when this is
finally released as stable.

Author: ripose-jp

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.16)
 
 project(
     Memento
-    VERSION 0.0.0
+    VERSION 1.7.2
     DESCRIPTION "An mpv-based video player for studying Japanese"
 	HOMEPAGE_URL "https://ripose-jp.github.io/Memento"
     LANGUAGES C CXX