Fixing CPU and Memory consuption for the scale test

Change-Id: I2bf7f0ccf966e7f20943154de2380bbfaee9b1be
diff --git a/requirements.txt b/requirements.txt
index 1744c4f..11eb791 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,3 +12,4 @@
 cord-robot==2.1.1
 virtualenv
 matplotlib==3.0.3
+requests==2.24.0