remove travis ci badge

Author: hjwp

README.rst

@@ -14,10 +14,6 @@ pytest-icdiff
     :target: https://pypi.org/project/pytest-icdiff
     :alt: Python versions
 
-.. image:: https://travis-ci.org/hjwp/pytest-icdiff.svg?branch=master
-    :target: https://travis-ci.org/hjwp/pytest-icdiff
-    :alt: See Build Status on Travis CI
-
 Better diffs in `pytest`_ assertion error messages using  `ICDiff`_.
 
 Usage