Add sidewall tolerance

[mdecea]

Adding support for sidewall tolerance in LayerLevel

[sourcery-ai]

Sourcery Code Quality Report

✅  Merging this PR will increase code quality in the affected files by 0.17%.

Quality metrics	Before	After	Change
Complexity	28.43 😞	28.26 😞	-0.17 👍
Method Length	120.08 😞	120.33 😞	0.25 👎
Working memory	17.12 ⛔	17.07 ⛔	-0.05 👍
Quality	34.91% 😞	35.08% 😞	0.17% 👍

Other metrics	Before	After	Change
Lines	364	366	2

Changed files	Quality Before	Quality After	Quality Change
gdsfactory/technology/layer_stack.py	34.91% 😞	35.08% 😞	0.17% 👍

Here are some functions in these files that still need a tune-up:

File	Function	Complexity	Length	Working Memory	Quality	Recommendation
gdsfactory/technology/layer_stack.py	LayerStack.get_klayout_3d_script	52 ⛔	695 ⛔	26 ⛔	4.53% ⛔	Refactor to reduce nesting. Try splitting into smaller methods. Extract out complex expressions
gdsfactory/technology/layer_stack.py	LayerStack.get_component_with_derived_layers	15 🙂	323 ⛔	13 😞	33.26% 😞	Try splitting into smaller methods. Extract out complex expressions

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[codecov]

Codecov Report

Merging #1382 (be46e8f) into main (a18f327) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1382   +/-   ##
=======================================
  Coverage   69.64%   69.64%           
=======================================
  Files         366      366           
  Lines       21852    21853    +1     
  Branches     3130     3130           
=======================================
+ Hits        15218    15219    +1     
  Misses       5734     5734           
  Partials      900      900           

Impacted Files	Coverage Δ
gdsfactory/technology/layer_stack.py	59.19% <100.00%> (+0.23%)	⬆️

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[joamatab]

Thank you Marc!