Update ACL pin to dcab9ca1b7914eb8cadadfaa5fb468e469dca5d9

Signed-off-by: Nikhil Raj <nikhil.raj@arm.com>
Change-Id: I2a71d1d1024deccbcfdba44c2d77c7bb721b1ab4
diff --git a/scripts/get_compute_library.sh b/scripts/get_compute_library.sh
index 1e8ead9..c84c11f 100755
--- a/scripts/get_compute_library.sh
+++ b/scripts/get_compute_library.sh
@@ -10,7 +10,7 @@
 #DEFAULT_CLFRAMEWORKREVISION="branches/arm_compute_23_02" # Release 23.02
 #
 # For pinning to a revision use this:
-DEFAULT_CLFRAMEWORKREVISION="f26ea2f8cc957a1e6faf0361dea805fb2e236061" #9390: Implement MatMul Function | https://review.mlplatform.org/c/ml/ComputeLibrary/+/9390
+DEFAULT_CLFRAMEWORKREVISION="dcab9ca1b7914eb8cadadfaa5fb468e469dca5d9" #9408: Fix unused variable warning reported in nightly nuild | https://review.mlplatform.org/c/ml/ComputeLibrary/+/9408
 
 usage() {
   echo -e "get_compute_library.sh: Clones the Arm Compute Library (ACL) repo from the ML Platform server and checks out