Fix unstable bluetooth connection

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Fix unstable bluetooth connection, Lift antenna: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Fix unstable bluetooth connection, Lift antenna: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Lift antenna

Lift up the contact area of the antenna with a scalpel.
Be especially careful when pushing it around the mic port(marked in red) that's beneath it.

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