Fix various Linter issues and mispelling

tests/unit/README.md

@@ -1,7 +1,7 @@
 # Unit tests
 
-It is important to unit test your functions.  
-This also allows you to document how your functions work.  
+It is important to unit test your functions.
+This also allows you to document how your functions work.
 We use the library [**cmocka**](https://cmocka.org/#features)
 
 ## Requirement
@@ -9,11 +9,12 @@ We use the library [**cmocka**](https://cmocka.org/#features)
 - [CMake >= 3.10](https://cmake.org/download/)
 - [lcov >= 1.14](http://ltp.sourceforge.net/coverage/lcov.php)
 
-Don't worry, you don't necessarily need to install the `cmocka library` because the **cmakelist automatically fetches** the library
+Don't worry, you don't necessarily need to install the `cmocka library`
+because the **cmakelist automatically fetches** the library
 
 ## Add new test
 
-Create new file into `tests` folder and follow [this initiation](https://cmocka.org/talks/cmocka_unit_testing_and_mocking.pdf)  
+Create new file into `tests` folder and follow [this initiation](https://cmocka.org/talks/cmocka_unit_testing_and_mocking.pdf)
 
 Now go to the `CMakeLists.txt` file and add your test with the specific file you want to test.
 
@@ -27,12 +28,15 @@ The `default rules` of makefile will compile the tests and run them.
 make
 ```
 
-The `coverage rule` will launch the default rules and generate the coverage and you will be **automatically redirected** to the generated .html
+The `coverage rule` will launch the default rules and generate the coverage
+and you will be **automatically redirected** to the generated .html
+
 ```sh
 make coverage
 ```
 
 The `clean rule` will delete the folders and files generated
+
 ```sh
 make clean
-```
+```