Adding 2 new mdi icons

[asodhi-eightfold]

SUMMARY:

Adds two Material Design Icons to the IconName enum in src/components/Icon/mdi.ts: mdiArrowDecisionOutline (SVG · Pictogrammers) and mdiCreation (SVG · Pictogrammers). Both are cherry-picked from the upstream Templarian/MaterialDesign-JS reference noted at the top of the file. Entries are added as camelCase enum members in alphabetical order — mdiArrowDecisionOutline between mdiArrowCollapseUp and mdiArrowDown, and mdiCreation between mdiCopilotIconSmall and mdiCurrencyUsd. No other files changed.

GITHUB ISSUE (Open Source Contributors)

JIRA TASK (Eightfold Employees Only):

https://eightfoldai.atlassian.net/browse/ENG-194454

CHANGE TYPE:

• Bugfix Pull Request
• Feature Pull Request

TEST COVERAGE:

• Tests for this change already exist
• I have added unittests for this change

TEST PLAN:

Just added two new icons, no new tests required as such

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.36%. Comparing base (b636943) to head (22cf656).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1129   +/-   ##
=======================================
  Coverage   84.36%   84.36%           
=======================================
  Files        1230     1230           
  Lines       21425    21425           
  Branches     8129     8129           
=======================================
  Hits        18076    18076           
  Misses       3262     3262           
  Partials       87       87           

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[asodhi-eightfold]