docs: Update Lido docs for tier 1 CSM integration + monitoring command

[jorem321]

Fixes | Closes | Resolves #

Changes:

• Update lido.mdx doc for tier 1 CSM integration
• Create monitoring.mdx for the monitoring command
• Create lido-exporter.mdx to describe the Lido Exporter.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ X ] Documentation Update
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Other (please describe):

Testing

Requires testing

• Yes
• [ X ] No

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 24.59%. Comparing base (fbd89c4) to head (a2cbe08).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #453      +/-   ##
===========================================
- Coverage    25.31%   24.59%   -0.73%     
===========================================
  Files          119      119              
  Lines        18192    22000    +3808     
===========================================
+ Hits          4605     5410     +805     
- Misses       13059    16062    +3003     
  Partials       528      528              

Flag	Coverage Δ
unittests	24.59% <ø> (-0.73%)	⬇️

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