[BUG] Improve the commit stage

[WilliamBergamin]

Summary

This PR aims to resolve the issue found in #15

In the Generate GitHub action the commit changes step uses git commit -a in order to commit generated changes to a branch.

The -a flag is described as commit all changed files, this will not add changes from all tracked and untracked files

The git add --all will properly do this, this PR aims to improve the commit changes stage by using git add --all and add changes from all tracked and untracked files

Testing: I've tested this on my fork and this changes should fix the BUG, here is the PR opened on the fork

Requirements

• [x] I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• [x] I've read and agree to the Code of Conduct.

[filmaj]

Woops the failing test was me, adding a link to the README! my bad! let's just fix it in this PR 😄