packages: cloud-utils: Add missing growpart programs to path.

This ensures growpart can run in environments that may not have a PATH
variable set.

* gnu/packages/admin.scm (cloud-utils): Augment growpart PATH with necessary
programs.

Change-Id: Idf0ca9e14e4c9d82208fbf715dd0b235cd5a371b
Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/admin.scm

@@ -581,12 +581,21 @@ inspired by @command{vi}.")
                    ,(map dirname
                          (map (cut search-input-file inputs <>)
                               (list "bin/readlink"
-                                    "sbin/sfdisk")))))))))))
+                                    "sbin/sfdisk"
+                                    "bin/sed"
+                                    "bin/grep"
+                                    "bin/awk"
+                                    "bin/udevadm"
+                                    "bin/flock")))))))))))
     (inputs
      (list bash-minimal                 ;for wrap-program
-           coreutils                    ;for readlink
+           coreutils                    ;for readlink and cat
+           sed                          ;growpart
+           grep                         ;growpart
+           gawk                         ;awk for growpart
+           eudev                        ;udevadm for growpart
            python
-           util-linux))                 ;sfdisk for growpart
+           util-linux))                 ;sfdisk, flock, partx, blkid for growpart
     (home-page "https://launchpad.net/cloud-utils")
     (synopsis "Set of utilities for cloud computing environments")
     (description