crib sheet Birmingham (EGBB) Crib Sheet 2023/13

• Updated local squawks and circuit squawks
• Complete review of SIDs
• Added MOSUN and LUXTO procedures
• Updated runway 15 missed approach procedure
• Updated various holding procedures
• Updated LON_CTR frequency from 123.900 to 127.82
• Changed PC BBX frequency to 133.200
• Added Jet2 to stand allocation
• Updated inbound releases
• Addition of airspace diagram including VRPs and inbound/outbound agreement

Thanks to @Harry Sugden and @Alex Hodgkinson for there work on updating this to the new crib sheet standard and incorporating the new diagram.

Thanks also to @Reece Buckley for his work on the 2020/13 draft release which acted as the reference for this release.