fix(components): expand flex stacker component to take up column 3 and 4

[rclarke0]

Overview

Prevent users from adding the magnetic block beside the flex stacker in deck configuration by expanding the component size.

Test Plan and Hands on Testing

smoke tested in protocol designer and in the app

module.in.app.mov

prevent.adding.module.in.slot.3.mov

Review requests

Risk assessment

low

Closes EXEC-2203

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.26%. Comparing base (8859804) to head (f345eb7).

Files with missing lines	Patch %	Lines
.../hardware-sim/DeckConfigurator/FlexStackerItem.tsx	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             edge   #20438      +/-   ##
==========================================
+ Coverage   56.09%   56.26%   +0.17%     
==========================================
  Files        3672     3671       -1     
  Lines      309719   309712       -7     
  Branches    45927    45914      -13     
==========================================
+ Hits       173737   174265     +528     
+ Misses     135739   135199     -540     
- Partials      243      248       +5     

Flag	Coverage Δ
app	46.43% <0.00%> (+0.21%)	⬆️
opentrons-ai-client	2.79% <0.00%> (-0.28%)	⬇️
protocol-designer	19.48% <0.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
.../hardware-sim/DeckConfigurator/FlexStackerItem.tsx	3.50% <0.00%> (ø)

... and 52 files with indirect coverage changes

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[TamarZanzouri]

We should change the logic that calculates what modules are allowed next to flex stacker than changing the width. I think that getModuleOptions will give you a head start. we can look at this together