[Wave] Update pinned iree version (#58)

Contains fix for the `gather_to_lds` mismatched ranks issue
(llvm/llvm-project#149407).

Signed-off-by: Ivan Butygin <[email protected]>

Author: Hardcode84

requirements-iree-pinned.txt

@@ -7,5 +7,5 @@
 # Uncomment to skip versions from PyPI (so _only_ nightly versions).
 # --no-index
 
-iree-base-compiler==3.6.0rc20250715
-iree-base-runtime==3.6.0rc20250715
+iree-base-compiler==3.6.0rc20250721
+iree-base-runtime==3.6.0rc20250721

wave_lang/kernel/wave/wave.py

@@ -139,7 +139,7 @@ def _warn_iree_is_too_old():
 
     # Increment only when IREE has breaking changes.
     # We don't want to enforce it on package level or make it a hard error just yet.
-    min_iree_version = Version("3.5.0rc20250604")
+    min_iree_version = Version("3.6.0rc20250721")
     if iree_compiler_ver < min_iree_version:
         warnings.warn(
             f"IREE version is too old: {iree_compiler_ver}, min version: {min_iree_version}"