Code Review Feedback

[YitianLucyL]

1. Remove commented out functions
   Example code pointer needs improvement:
   https://github.com/gregoriofs/Spotti/blob/main/Spotti/Spotti/View%20Controllers/BasicInformationViewController.m#L60-L64
   https://github.com/gregoriofs/Spotti/blob/main/Spotti/Spotti/View%20Controllers/ExerciseDetailsViewController.m#L38-L46
   https://github.com/gregoriofs/Spotti/blob/main/Spotti/Spotti/View%20Controllers/FrequencyViewController.m#L59-64
   https://github.com/gregoriofs/Spotti/blob/main/Spotti/Spotti/View%20Controllers/HomeViewController.m#L23-L33
2. Empty Lines within functions
   code style guide link: https://google.github.io/swift/
   let's avoid blank lines within functions, and ensure 1
   example: https://github.com/gregoriofs/Spotti/blob/main/Spotti/Spotti/Models/Workout.m#L22-L26

[YitianLucyL]

Good Test Template:
Example code: https://github.com/gregoriofs/Spotti/blob/main/Spotti/SpottiUITests/SpottiUITests.m#L29-L43
Please keep on improving the test and adding more test cases