[Docs] Minor cleanups

[peter-csala]

Pull Request

• Which block style should we use for tips in the migration guide? #1766
• [Docs] Improve timeout docs #1767

Details on the issue fix or feature implementation

• Replaced [!IMPORTANT] to [!TIP] in the migration guide
• Removed numbering from the patterns, anti-patterns

Confirm the following

• I started this PR by branching from the head of the default branch
• I have targeted the PR to merge into the default branch
• I have included unit tests for the issue/feature
• I have successfully run a local build

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (c5d268d) 84.53% compared to head (3c99f2a) 84.53%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1768   +/-   ##
=======================================
  Coverage   84.53%   84.53%           
=======================================
  Files         307      307           
  Lines        6777     6777           
  Branches     1043     1043           
=======================================
  Hits         5729     5729           
  Misses        839      839           
  Partials      209      209           

Flag	Coverage Δ
linux	84.53% <ø> (?)
macos	84.53% <ø> (?)
windows	?

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[martintmk]

I made an typo in timeout.md file:

can you change ![IMPORTANT] to [!IMPORTANT] too?