version bump to 5.12.1 (#147)

Co-authored-by: Zach Harris <zharris@talend.com>

Author: leslievandemark

CHANGELOG.md

@@ -1,4 +1,6 @@
 # Changelog
+## 5.12.1
+  * Removes normalize function from `singer.decimal` to avoid scientific notation [#146](https://github.com/singer-io/singer-python/pull/146)
 
 ## 5.12.0
   * Added support for `singer.decimal` types to transformer [#125](https://github.com/singer-io/singer-python/pull/125)

setup.py

@@ -4,7 +4,7 @@
 import subprocess
 
 setup(name="singer-python",
-      version='5.12.0',
+      version='5.12.1',
       description="Singer.io utility library",
       author="Stitch",
       classifiers=['Programming Language :: Python :: 3 :: Only'],