Bump version for release.

NEWS

@@ -1,4 +1,4 @@
-1.7.13.dev0
+1.7.13
  * #375: Restore particular PostgreSQL schemas from a database dump via "borgmatic restore --schema"
    flag. See the documentation for more information:
    https://torsion.org/borgmatic/docs/how-to/backup-your-databases/#restore-particular-schemas

setup.py

@@ -1,6 +1,6 @@
 from setuptools import find_packages, setup
 
-VERSION = '1.7.13.dev0'
+VERSION = '1.7.13'
 
 
 setup(