TT#44508 Install gdisk on CE/PRO by default

We need tool 'sgdisk' to restore software RAID in case one disk
has been replaced. See the ticket for SW-RAID recovery steps.

Change-Id: I67393ef1e66b45011092c932ee6663bad2445e8b

debian/control

@@ -170,6 +170,7 @@ Depends:
  dstat,
  etckeeper,
  gdb,
+ gdisk,
  ifenslave,
  ifrename,
  iftop,
@@ -226,6 +227,7 @@ Depends:
  dstat,
  etckeeper,
  gdb,
+ gdisk,
  ifenslave,
  ifrename,
  iftop,