fix the spelling mistakes of comments

alsender's LSN. * * Must hold SyncRepLock. */ static int SyncRepWakeQueue(bool all, int mode) -- I think the word marked★ should be 'Wake'. Attached patch fixed

fix memory overflow in ecpg preproc module

'f' inc_file[1]:'i' inc_file[1022]:'.' inc_file[1023]:'h' >there is no space for the char '\0'. Last, it is easy to fix, here is a solution patch. -- 以上 Liu Huailing -- Liu Hu