Change coverage path

Changes the patch for the coverage.xml file so the
Jenkins plugin can find the source code for display.

Change-Id: I2cff214a69799e9f46cc2a5c8ca5e85a290daffb
Signed-off-by: beierl <mbeierl@vmware.com>
diff --git a/tox.ini b/tox.ini
index b5c0df0..f0619f7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -49,7 +49,7 @@
   nose2 -C --coverage osm_mon --plugin nose2.plugins.junitxml
   coverage report --omit='*tests*'
   coverage html -d ./cover --omit='*tests*'
-  coverage xml -o ./cover/coverage.xml --omit='*tests*'
+  coverage xml -o coverage.xml --omit='*tests*'
 
 [testenv:pylint]
 basepython = python3