Update scripts requirements

Change-Id: I18143be45eff2d5bbca9cc86e8c18f9f6bc3f119
Signed-off-by: Pablo Marquez Tello <pablo.tello@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/10883
Reviewed-by: <felixjohnny.thomasmathibalan@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/python/requirements.txt b/python/requirements.txt
index e90ff3c..0a6bf27 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,3 +1,3 @@
 flatbuffers==2.0
-numpy==1.19.5
+numpy==1.22.0
 tflite==2.4.0