Rename directory to test-cases

Signed-off-by: Luis Araujo <luis.araujo@collabora.co.uk>

.gitlab-ci.yml

@@ -4,7 +4,7 @@ pages:
   stage: deploy
   script:
     - cd renderer
-    - ./render-test-case ../tests-cases/ -d ../public/ --index-page
+    - ./render-test-case ../test-cases/ -d ../public/ --index-page
   artifacts:
     paths:
       - public

README.md

@@ -54,7 +54,7 @@ The above command will show the help.
 To render a single test case, use something like:
 
 ```
-$ ./render-test-case ../tests-cases/<test-case-name>.yaml
+$ ./render-test-case ../test-cases/<test-case-name>.yaml
 ```
 
 That will create a `<test-case-name>.html` page.
@@ -65,11 +65,11 @@ the `-d` flag so all the newly generated test cases are saved there instead of t
 current directory:
 
 ```
-$ ./render-test-case ../tests-cases/ -d apertis-tests-cases-v0.1/
+$ ./render-test-case ../test-cases/ -d apertis-test-cases-v0.1/
 ```
 
 Now all the html tests cases should be available inside the
-`apertis-tests-cases-v0.1/` directory.
+`apertis-test-cases-v0.1/` directory.
 
 ### Renderer (parser) behaviour