OLD SOCKSwitching from a major to his own Bushbranch imprint on Gary Hoey's independent SurfDog label is, to the say least, a little unexpected from Eric Clapton, but now that he's reached the ripe old age of 67, the guitarist isn't so concerned with proving himself. On Old Sock, his 20th studio album, he sounds downright happy to be slowly dropping off of the mainstream radar, not bothering with any music that could conceivably be called pop, or even writing