Update ACL pin to 1b6377b603c5833e52d704dc17db14f446ebc670

* 8911: Add broadcast batched matmul validation cases

Signed-off-by: Nikhil Raj <nikhil.raj@arm.com>
Change-Id: I030aca89dee6431b94ac53c93d76aabaacc5b069
diff --git a/scripts/get_compute_library.sh b/scripts/get_compute_library.sh
index 14f71a4..e477700 100755
--- a/scripts/get_compute_library.sh
+++ b/scripts/get_compute_library.sh
@@ -10,7 +10,7 @@
 #DEFAULT_CLFRAMEWORKREVISION="branches/arm_compute_22_11" # Release 22.11
 #
 # For pinning to a revision use this:
-DEFAULT_CLFRAMEWORKREVISION="f800adf185e966b16385f65b9c7250766949dbe4" #8881: Implement dynamic fusion reshape operator | https://review.mlplatform.org/c/ml/ComputeLibrary/+/8881
+DEFAULT_CLFRAMEWORKREVISION="1b6377b603c5833e52d704dc17db14f446ebc670" #8911: Add broadcast batched matmul validation cases | https://review.mlplatform.org/c/ml/ComputeLibrary/+/8911
 
 usage() {
   echo -e "get_compute_library.sh: Clones the Arm Compute Library (ACL) repo from the ML Platform server and checks out