fix: allow multi select options to overflow

[arjunlalb]

Description

Multi select options should overflow.

Testing

Manually verified.

Checklist:

• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

Merging #702 (0e7dfa9) into main (db67f98) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #702   +/-   ##
=======================================
  Coverage   85.16%   85.16%           
=======================================
  Files         782      782           
  Lines       16042    16042           
  Branches     2048     2048           
=======================================
  Hits        13662    13662           
  Misses       2347     2347           
  Partials       33       33           

Impacted Files	Coverage Δ
...ponents/src/multi-select/multi-select.component.ts	100.00% <ø> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update db67f98...0e7dfa9. Read the comment docs.

[github-actions]

Unit Test Results

    4 files  ±0  244 suites  ±0   14m 59s ⏱️ +38s
877 tests ±0  877 ✔️ ±0  0 💤 ±0  0 ❌ ±0 
881 runs  ±0  881 ✔️ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 3b2a8cd. ± Comparison against base commit db67f98.