Fix IAR/CM0/portmacro.h missing semicolon

[hathach]

Description

Fix missing semicolon in portEND_SWITCHING_ISR() in IAR/CM0/portmacro.h

Test Steps

Found when running ci on my repo https://github.com/hathach/tinyusb/actions/runs/6892688960/job/18750555563?pr=2320#step:5:7399

Error[Pe065]: 
          expected a ";"

      portYIELD_FROM_ISR(xHigherPriorityTaskWoken);

Checklist:

• I have tested my changes. No regression in existing tests.
• I have modified and/or added unit-tests to cover the code changes in this Pull Request.

Related Issue

• n/a

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (dc09a3d) 93.51% compared to head (e87f218) 93.67%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #894      +/-   ##
==========================================
+ Coverage   93.51%   93.67%   +0.15%     
==========================================
  Files           6        6              
  Lines        3177     3177              
  Branches      884      884              
==========================================
+ Hits         2971     2976       +5     
+ Misses         99       94       -5     
  Partials      107      107              

Flag	Coverage Δ
unittests	93.67% <100.00%> (+0.15%)	⬆️

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