Update django-cors-headers from 2.0.2 to 2.1.0 (#2511)

requirements/common.txt

@@ -79,9 +79,9 @@ django-rest-swagger==2.1.2 \
     --hash=sha256:ff889e2b339a9a57010dba7729d56471e05b77827f6dd36c0bcb983839882598 \
     --hash=sha256:3471e6c21a3e97751fa6f7b81b66e916e40fa645cac36be1594c0efed810d247
 
-django-cors-headers==2.0.2 \
-    --hash=sha256:a9613cfca9eca3b3f1b32fdd5c5bfac4cbc22d2e27e64f297cf2acd90aa72d76 \
-    --hash=sha256:2e79598fa9575ff378812bf72543aa87f1add228707e99c9625a845dda4317d9
+django-cors-headers==2.1.0 \
+    --hash=sha256:4e02be61ffaaab5917f1fd7cc3c305c4fb7ccd0156a649c96f49bc0a09c5f572 \
+    --hash=sha256:451bc37a514792c2b46c52362368f7985985933ecdbf1a85f82652579a5cbe01
 
 jsonfield==2.0.1 \
     --hash=sha256:cb5304c037acc3cb67225f8d324a1f801d864df3e7d9e612502e418752426bf1 \