update version

Author: emuskardin

setup.py

@@ -7,7 +7,7 @@
 
 setup(
     name='aalpy',
-    version='1.4.2',
+    version='1.4.3',
     packages=['aalpy', 'aalpy.base', 'aalpy.SULs', 'aalpy.utils', 'aalpy.oracles', 'aalpy.automata',
               'aalpy.learning_algs', 'aalpy.learning_algs.stochastic', 'aalpy.learning_algs.deterministic',
               'aalpy.learning_algs.non_deterministic',