fix travis formatting

Author: Someguy123

.travis.yml

@@ -18,7 +18,7 @@ jobs:
     - python: '3.9'
 install:
   - if python --version | grep -q "Python 3.6"; then
-      pip install dataclasses
+    pip install dataclasses;
     fi
   - pip install '.[dev]'
 script: pytest --cov=./privex -rxXs -v