redirect 8.x-1.2

Summary: 8.x-1.2

Contributors: (5) acbramley, nikunjkotecha, chr.fritsch, bradjones1, dww

Issues: 4 issues resolved.

Changes since 8.x-1.1:

Bug

• #2935026 by acbramley, nikunjkotecha: Deleting entity with external canonical link throws exception
• #2932248 by chr.fritsch: Provided config does not match the config after an export
• #2955400 by dww: d6_path_redirect has to define the *correct* source_module annotation

Task

• #2956841 by bradjones1: Remove @todo'd code in RouteNormalizerRequestSubscriber