fix: bolt11 invoice from ldk-node 0.6.x

[reez]

Description

Bug in upgrading LDK Node 0.6.x, use .description instead of .debugDescription

was looking like

now looks right, and works when trying JIT etc

Notes to the reviewers

Also changed default LSP back to see

Changelog notice

Checklists

All Submissions:

• I've signed all my commits
• I have formatted my code with swift-format per .swift-format file

New Features:

• I've added tests for the new feature
• I've added docs for the new feature

Bugfixes:

• This pull request breaks the existing API
• I've added tests to reproduce the issue which are now passing
• I'm linking the issue being fixed by this PR