Add linesOf variants for a Path content

[StefanBratanov]

Check List:

• Fixes linesOf variants for Path content #2617
• Unit tests : YES
• Javadoc with a code example (on API only) : NA
• PR meets the contributing guidelines

BDDAssertions uses @since in the javadoc, but wasn't sure which version to add

[scordio]

Thanks for the fast turnaround, @StefanBratanov!

BDDAssertions uses @since in the javadoc, but wasn't sure which version to add

We're now focusing on finalizing 3.23.0, let's see if we can squeeze this PR in the release. Please use 3.23.0.

[StefanBratanov]

Thanks for the fast turnaround, @StefanBratanov!

BDDAssertions uses @since in the javadoc, but wasn't sure which version to add

We're now focusing on finalizing 3.23.0, let's see if we can squeeze this PR in the release. Please use 3.23.0.

Thank you. :) Done.

[scordio]

Thanks for your first contribution, @StefanBratanov!

[StefanBratanov]

Thanks for your first contribution, @StefanBratanov!

No worries :) I have been using AssertJ for a long time and it's great to have a chance to look at the underlying code and make changes. Thank you for making it easy to contribute.