Fix debug process

[diafour]

Same steps as in shell-operator: flant/shell-operator#8

[diafour]

Additional /debug endpoint routes:

• /modules/<...>/{values|config}.{json|yaml}
• /global/{values|config}.{json|yaml}

Additional cli commands:

• addon-operator debug modules [-o yaml|json|text]— print modules names and their enable status
• addon-operator debug module config|values [-o yaml|json] — print values for module
• addon-operator debug global config|values [-o yaml|json] — print global values

[diafour]

There is a new patches subcommand to dump patches.

addon-operator debug module config|patches|values [-o yaml|json] — print values for module