Prepare for new Release 7.14.0 (#451)

* Prepare for new Release 7.14.0

* Update CHANGELOG.md

---------

Co-authored-by: sensuikan1973 <sensuikan1973@users.noreply.github.com>

Author: sensuikan1973

CHANGELOG.md

@@ -1,4 +1,4 @@
-# 7.13.0
+# 7.14.0
 
 add `edaxBoardIsPass`.
 

pubspec.yaml

@@ -2,7 +2,7 @@
 # See: https://dart.dev/tools/pub/publishing
 
 name: libedax4dart
-version: 7.13.0
+version: 7.14.0
 description: Dart wrapper for libedax. With using libedax4dart, you can execute functions equivalent to edax.
 homepage: https://github.com/sensuikan1973/libedax4dart
 issue_tracker: https://github.com/sensuikan1973/libedax4dart/issues