Add new lifting and bridging vignette

[stufield]

• word smithing of lifting documentation
• addition of new vignette with lifting guidance
• closes #77

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 95.65217% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 75.72%. Comparing base (27cda2d) to head (ddee222). Report is 1 commits behind head on main.

:exclamation: Current head ddee222 differs from pull request most recent head e9366b2. Consider uploading reports for the commit e9366b2 to get more accurate results

Files	Patch %	Lines
R/loadAdatsAsList.R	95.00%	1 Missing :warning:

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #95 +/- ## ========================================== + Coverage 75.51% 75.72% +0.20% ========================================== Files 42 42 Lines 1491 1508 +17 ========================================== + Hits 1126 1142 +16 - Misses 365 366 +1 ```

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