Fix mlir-hlo path in Submodule update scripting (#4356)

diff --git a/.github/workflows/update_llvm_dependent_submodules.yml b/.github/workflows/update_llvm_dependent_submodules.yml
index e6bd183..ad25711 100644
--- a/.github/workflows/update_llvm_dependent_submodules.yml
+++ b/.github/workflows/update_llvm_dependent_submodules.yml
@@ -42,7 +42,7 @@
           echo "LLVM_SHA=$(git submodule status third_party/llvm-project | awk '{print $1}' | cut -c -12)" >> $GITHUB_ENV
           echo "TF_SHA=$(git submodule status third_party/tensorflow | awk '{print $1}' | cut -c -12)" >> $GITHUB_ENV
           echo "LLVM_BAZEL_SHA=$(git submodule status third_party/llvm-bazel | awk '{print $1}' | cut -c -12)" >> $GITHUB_ENV
-          echo "MLIR_HLO_SHA=$(git submodule status third_party/mlir_hlo | awk '{print $1}' | cut -c -12)" >> $GITHUB_ENV
+          echo "MLIR_HLO_SHA=$(git submodule status third_party/mlir-hlo | awk '{print $1}' | cut -c -12)" >> $GITHUB_ENV
       - name: Creating Pull Request
         uses: peter-evans/create-pull-request@v3
         with:
diff --git a/scripts/git/update_llvm_dependent_submodules.sh b/scripts/git/update_llvm_dependent_submodules.sh
index 2fcaee6..e2771a0 100755
--- a/scripts/git/update_llvm_dependent_submodules.sh
+++ b/scripts/git/update_llvm_dependent_submodules.sh
@@ -46,7 +46,7 @@
 LLVM_SHA="$(git submodule status third_party/llvm-project | awk '{print $1}' | cut -c -12)"
 LLVM_BAZEL_SHA="$(git submodule status third_party/llvm-bazel | awk '{print $1}' | cut -c -12)"
 TF_SHA="$(git submodule status third_party/tensorflow | awk '{print $1}' | cut -c -12)"
-MLIR_HLO_SHA="$(git submodule status third_party/mlir_hlo | awk '{print $1}' | cut -c -12)"
+MLIR_HLO_SHA="$(git submodule status third_party/mlir-hlo | awk '{print $1}' | cut -c -12)"
 
 TITLE="Synchronize submodules with LLVM at llvm/llvm-project@${LLVM_SHA?}"
 BODY="$(cat <<-EOF