Ensure Chrome on MacOS in Desktop mode not blocked

Apparently Chrome on MacOS pretends to be Safari 11 when Desktop mode
is enabled:
https://github.com/chromium/chromium/blob/main/docs/ios/user_agent.md

Author: jsharkey13

nginx.conf

@@ -33,7 +33,9 @@ http {
         default                                 0;
         # Consider IE11 and older unsupported:
         "~Trident/"                             1;
-        # Consider Safari <= 14 as unsupported:
+        # Allow Chrome pretending to be Safari:
+        "~CriOS/"                               0;
+        # But consider Safari <= 14 as unsupported:
         "~Mac OS.*AppleWebKit.*Version/[0-9]\..*Safari" 1;
         "~Mac OS.*AppleWebKit.*Version/1[0123]\..*Safari" 1;
     }