Bump defusedxml from 0.5.0 to 0.6.0

Bumps [defusedxml](https://github.com/tiran/defusedxml) from 0.5.0 to 0.6.0.
- [Release notes](https://github.com/tiran/defusedxml/releases)
- [Changelog](https://github.com/tiran/defusedxml/blob/master/CHANGES.txt)
- [Commits](tiran/defusedxml@v0.5.0...v0.6.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

setup.py

@@ -29,7 +29,7 @@
 
     keywords='pysqa',
     packages=find_packages(exclude=["*tests*"]),
-    install_requires=['defusedxml==0.5.0',
+    install_requires=['defusedxml==0.6.0',
                       'jinja2==2.10.1',
                       'pandas==0.24.2',
                       'paramiko==2.4.2',