[Debugger] Don't redact env tokens from probe snapshots (#4292)

Co-authored-by: Oleg Pudeyev <[email protected]>

Author: watson

Diff for: lib/datadog/di/redactor.rb

@@ -119,7 +119,6 @@ def redacted_type_names_regexp
         "dburl",
         "encryptionkey",
         "encryptionkeyid",
-        "env",
         "geolocation",
         "gpgkey",
         "ipaddress",