chore(#4018): Update xnav dependency version 0.1.16

[volodya-lombrozo]

This pull request updates the .gitignore file to exclude .aider files and upgrades the xnav dependency version in the pom.xml file. Closes #4018.

[github-actions]

🚀 Performance Analysis

Test	Base Score	PR Score	Change	% Change	Unit	Mode
benchmarks.XmirBench.xmirToEO	184.456	159.429	-25.027	-13.57%	ms/op	Average Time
benchmarks.XmirBench.xmirToPhi	147.313	153.619	6.307	4.28%	ms/op	Average Time
benchmarks.XmirBench.xmirToSaltyPhi	147.035	138.499	-8.536	-5.81%	ms/op	Average Time

✅ Performance gain: benchmarks.XmirBench.xmirToEO is faster by 25.027 ms/op (13.57%)
⚠️ Performance loss: benchmarks.XmirBench.xmirToPhi is slower by 6.307 ms/op (4.28%)
✅ Performance gain: benchmarks.XmirBench.xmirToSaltyPhi is faster by 8.536 ms/op (5.81%)

[volodya-lombrozo]

@yegor256 Could you review these changes please?

[0crat]

@volodya-lombrozo Hey there! 👋 Thanks for your contribution! You've earned +4 points, which is our base reward. We couldn't add more due to the low hit count (3 hits-of-code) and only 2 review comments. Remember, we love detailed reviews and substantial code changes! Keep pushing those quality contributions - they really make a difference. Your balance is now +32. Looking forward to your next awesome commit! 💻🚀

[0crat]

@yegor256 Thank you for your code review contribution. Based on our team's policy, you've earned +4 points for this review. Here's the breakdown: +4 as the base reward, -10 for having fewer than 6 comments (only 2 were made), and -8 for having less than 16 hits-of-code (only 3 recorded). To ensure you receive at least the minimum reward, +18 points were added. Your current running balance is -539. Keep up the good work, and remember that more detailed reviews with additional comments can lead to higher rewards in the future.