fix an issue with bash 5.2

[Un1q32]

No description provided.

[hykilpikonna]

Sorry for the delay, I was waiting for ArchLinux to push the bash 5.2 update but it's still on 5.1.16 as of now, so I just compiled from source.

Thank you for your contribution! Please make sure to attach a description of the issue in the future so we can know what issue it's fixing and what to test for.

So this pull request fixes the issue that, on bash 5.2, neofetch outputs after the last line of the system informations would be cut off.

Before fix:

After fix:

[hykilpikonna]

I found a bug 🐛

This change would introduce an issue for bash 3.2.57, where the [m at the end isn't processed:

Since macOS preinstalls bash 3.2.57, this would be impactful. I've added a check for bash 3 to fix this:

If you have better solutions, please let me know!