Update kombu from 4.2.2 to 4.2.2.post1

requirements/prod.txt

@@ -230,9 +230,9 @@ cffi==1.11.5 \
     --hash=sha256:d5d8555d9bfc3f02385c1c37e9f998e2011f0db4f90e250e5bc0c0a85a813085 \
     --hash=sha256:3c85641778460581c42924384f5e68076d724ceac0f267d66c757f7535069c93 \
     --hash=sha256:e90f17980e6ab0f3c2f3730e56d1fe9bcba1891eeea58966e89d352492cc74f4
-kombu==4.2.2 \
-    --hash=sha256:9bf7d37b93249b76a03afb7bbcf7149a358b6079ca2431e725414b1caa10922c \
-    --hash=sha256:52763f41077e25fe7e2f17b8319d8a7b7ab953a888c49d9e4e0464fceb716896
+kombu==4.2.2.post1 \
+    --hash=sha256:1ef049243aa05f29e988ab33444ec7f514375540eaa8e0b2e1f5255e81c5e56d \
+    --hash=sha256:3c9dca2338c5d893f30c151f5d29bfb81196748ab426d33c362ab51f1e8dbf78
 django-jinja==2.4.1 \
     --hash=sha256:8a49d73de616a12075eee14c6d3bbab936261a463457d40348d8b8e2995cfbed \
     --hash=sha256:ceaa0eeebc4d91a5800967e50f4f087f0b6457503e3c2af85dc199bed8732a9a