Bump to dev version

Author: rocky

mathics_scanner/version.py

@@ -5,4 +5,4 @@
 # well as importing into Python. That's why there is no
 # space around "=" below.
 # fmt: off
-__version__="1.2.1"  # noqa
+__version__="1.2.2.dev0"  # noqa

setup.py

@@ -97,7 +97,7 @@ def subdirs(root, file="*.*", depth=10):
     zip_safe=False,
     # metadata for upload to PyPI
     maintainer="Mathics Group",
-    description="Characters Tables and Tokenizer for Mathics and the Wolfram Language.",
+    description="Character Tables and Tokenizer for Mathics and the Wolfram Language.",
     license="GPL",
     url="https://mathics.org/",
     keywords=["Mathematica", "Wolfram", "Interpreter", "Shell", "Math", "CAS"],