Revert "Temporarily pin IREE release to resolve multiple issues"

Revert submission 47069-iree-compiler-653-breakage

Reason for revert: Renode fixed upstream

Reverted changes: /q/submissionid:47069-iree-compiler-653-breakage

Change-Id: I0cb684dae7216b7d65639f93951279e8fbd3aa50
diff --git a/platforms/nexus/iree.mk b/platforms/nexus/iree.mk
index 42bbb30..782d93b 100644
--- a/platforms/nexus/iree.mk
+++ b/platforms/nexus/iree.mk
@@ -69,9 +69,8 @@
 # the `iree_runtime` target. The outputs of this target are placed in
 # out/host/iree_compiler.
 #
-# TODO(b/301616633): Unpin the release
 iree_compiler: | $(IREE_COMPILER_DIR)
-	$(ROOTDIR)/scripts/download_iree_compiler.py --iree_compiler_dir "$(IREE_COMPILER_DIR)" --tag_name candidate-20230921.652
+	$(ROOTDIR)/scripts/download_iree_compiler.py --iree_compiler_dir "$(IREE_COMPILER_DIR)"
 iree_commit_check:
 	$(ROOTDIR)/scripts/check-iree-commit.sh "$(IREE_SRC)" "$(IREE_COMPILER_DIR)"
 
diff --git a/platforms/shodan/iree.mk b/platforms/shodan/iree.mk
index 518d89c..cec2ac2 100644
--- a/platforms/shodan/iree.mk
+++ b/platforms/shodan/iree.mk
@@ -69,9 +69,8 @@
 # the `iree_runtime` target. The outputs of this target are placed in
 # out/host/iree_compiler.
 #
-# TODO(b/301616633): unpin the release.
 iree_compiler: | $(IREE_COMPILER_DIR)
-	$(ROOTDIR)/scripts/download_iree_compiler.py --iree_compiler_dir "$(IREE_COMPILER_DIR)" --tag_name candidate-20230921.652
+	$(ROOTDIR)/scripts/download_iree_compiler.py --iree_compiler_dir "$(IREE_COMPILER_DIR)"
 iree_commit_check:
 	$(ROOTDIR)/scripts/check-iree-commit.sh "$(IREE_SRC)" "$(IREE_COMPILER_DIR)"