feat: Add cm85 threadx modules for IAR and GNU

[rahmanih]

Generated by AI: GPT-5.6 Terra

PR checklist

• Updated function header with a short description and version number
• Added test case for bug fix or new feature
• [x ] Validated on real hardware STM32V8 IAR/GNU GCC

[github-actions]

Test Results FreeRTOS

3 tests  ±0   3 ✅ ±0   1s ⏱️ -1s
1 suites ±0   0 💤 ±0 
1 files   ±0   0 ❌ ±0 

Results for commit 7a35913. ± Comparison against base commit a5b4739.

[github-actions]

Test Results RISC-V

1 158 tests  ±0   1 158 ✅ ±0   5m 59s ⏱️ -8s
   12 suites ±0       0 💤 ±0 
   12 files   ±0       0 ❌ ±0 

Results for commit 7a35913. ± Comparison against base commit a5b4739.

[github-actions]

Test Results SMP

590 tests  ±0   590 ✅ ±0   4m 44s ⏱️ - 1m 8s
  5 suites ±0     0 💤 ±0 
  5 files   ±0     0 ❌ ±0 

Results for commit 7a35913. ± Comparison against base commit a5b4739.

[github-actions]

Package	Line Rate	Branch Rate	Health
common_smp.src	100%	81%	➖
Summary	100% (5457 / 5468)	81% (3052 / 3788)	➖

Minimum allowed line rate is 99%

[github-actions]

Test Results ThreadX

  7 files  ±0    7 suites  ±0   6m 0s ⏱️ + 1m 14s
771 tests ±0  771 ✅ ±0  0 💤 ±0  0 ❌ ±0 
807 runs  ±0  807 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 7a35913. ± Comparison against base commit a5b4739.

[github-actions]

Package	Line Rate	Branch Rate	Health
common.src	99%	77%	➖
Summary	99% (4658 / 4687)	77% (2607 / 3374)	➖

Minimum allowed line rate is 99%