Bump django-cors-headers from 3.0.1 to 3.0.2 (#5012)

Bumps [django-cors-headers](https://github.com/ottoyiu/django-cors-headers) from 3.0.1 to 3.0.2.
- [Release notes](https://github.com/ottoyiu/django-cors-headers/releases)
- [Changelog](https://github.com/ottoyiu/django-cors-headers/blob/3.0.2/HISTORY.rst)
- [Commits](https://github.com/ottoyiu/django-cors-headers/compare/3.0.1...3.0.2)

requirements/common.txt

@@ -106,9 +106,9 @@ djangorestframework==3.9.4 \
     --hash=sha256:376f4b50340a46c15ae15ddd0c853085f4e66058f97e4dbe7d43ed62f5e60651 \
     --hash=sha256:c12869cfd83c33d579b17b3cb28a2ae7322a53c3ce85580c2a2ebe4e3f56c4fb
 
-django-cors-headers==3.0.1 \
-    --hash=sha256:0ac81a9a70ba9bf5569f19693f1ce566e46cabc710cdaa053409415c690033bb \
-    --hash=sha256:b57087e45e4418a6147b8a27ca9d19da2c16b3e4732b2372fe2d9774fc7c5bca
+django-cors-headers==3.0.2 \
+    --hash=sha256:5b80bf0f8d7fc6e2bcb4f40781d5ff3661961bbf1982e52daec77241dea3b890 \
+    --hash=sha256:ebf3e2cf25aa6993b959a8e6a87828ebb3c8fe5bc3ec4a2d6e65f3b8d9b4212c
 
 mozlog==4.0 \
     --hash=sha256:8c32f07b939960f769df891fbb30cabb86822e4d3a8d0a16ebe693d0f46eae0e \