remove machid manual pages, since machid was removed

*** 644,668 ****
  ulimit.1        := LINKSRC = limit.1
  unlimit.1       := LINKSRC = limit.1
  
  dumpkeys.1      := LINKSRC = loadkeys.1
  
- i286.1          := LINKSRC = machid.1
- i386.1          := LINKSRC = machid.1
- i486.1          := LINKSRC = machid.1
- i860.1          := LINKSRC = machid.1
- iAPX286.1       := LINKSRC = machid.1
- pdp11.1         := LINKSRC = machid.1
- sparc.1         := LINKSRC = machid.1
- sun.1           := LINKSRC = machid.1
- u370.1          := LINKSRC = machid.1
- u3b.1           := LINKSRC = machid.1
- u3b15.1         := LINKSRC = machid.1
- u3b2.1          := LINKSRC = machid.1
- u3b5.1          := LINKSRC = machid.1
- vax.1           := LINKSRC = machid.1
- 
  rmail.1         := LINKSRC = mail.1
  
  page.1          := LINKSRC = more.1
  
  snca.1          := LINKSRC = nca.1
--- 644,653 ----