bump to 2.5.4

Author: jxmorris12

setup.py

@@ -7,7 +7,7 @@
 
 setup(
     name='language_tool_python',
-    version='2.5.3',
+    version='2.5.4',
     description='Checks grammar using LanguageTool.',
     long_description_content_type='text/markdown',
     long_description=long_description,