fixng formatting of matrix

Author: fxdgear

.ci/test-matrix.yml

@@ -1,18 +1,18 @@
 ---
 ELASTICSEARCH_VERSION:
- - 6.4.2
- - 6.3.2
- - 6.1.4
- - 6.0.1
+- 6.4.2
+- 6.3.2
+- 6.1.4
+- 6.0.1
 
 
 
 PYTHON_VERSION:
- - 3
- - 2.7
- - 2.6
+- 3
+- 2.7
+- 2.6
 
 exclude:
- # since a base image for python2.6 doens't exist i need to create one.
- - PYTHON_VERSION: 2.6
+# since a base image for python2.6 doens't exist i need to create one.
+- PYTHON_VERSION: 2.6