[OE-core] [PATCH] cups:2.2.6->2.2.7

[Burton, Ross]

Breaks on the autobuilder:

auth.c: In function 'cups_crypt':
auth.c:2021:5: error: unknown type name '_cups_md5_state_t'; did you
mean '_cups_message_t'?
     _cups_md5_state_t state;  /* Primary MD5 state info */
     ^~~~~~~~~~~~~~~~~
     _cups_message_t
auth.c:2022:5: error: unknown type name '_cups_md5_state_t'; did you
mean '_cups_message_t'?
     _cups_md5_state_t state2;  /* Secondary MD5 state info */
     ^~~~~~~~~~~~~~~~~
     _cups_message_t

Ross