drop some failing tests (#28954)

*  nfs-utils - drop failing tests
    
    nfs-utils:
     - 'rpcctl --help' depends on sysfs being mounted or it exits fail.

 *  cups - drop failing test
    
    cups:
     - lpstat was expecting a running service to talk to

 *  coreutils - drop failing test
    
    coreutils -
     - 'sleep' is a busybox shell builtin that fails and exits shell.

 *  zfs - drop some tests
    
    zfs:
     - 'zed --version' requires root. change to 'zed -h'
- 'zfs --version' tries to load kernel modules. change to 'zfs --help'
     - 'zpool --version' - tries kernel function. change to --help
     - 'zstreamdump' exits 1 - drop

coreutils.yaml

@@ -119,7 +119,6 @@ test:
  printenv --version
  rm --version
  rmdir --version
- sleep --version
  stat --version
  stdbuf --version
  stty --version

cups.yaml

@@ -125,6 +125,5 @@ test:
  # AUTOGENERATED
  - runs: |
  ippeveprinter --version
- lpstat version
  ppdi version
  cupsd --help

nfs-utils.yaml

@@ -107,6 +107,5 @@ test:
  rpc.idmapd -h
  rpc.mountd --version
  rpc.statd --version
- rpcctl --help
  rpcdebug -h
  showmount --version

zfs.yaml

@@ -105,8 +105,7 @@ test:
  - runs: |
  raidz_test -h
  fsck.zfs --version
- zed version
- zfs --version
- zpool --version
- zstreamdump -v
+ zed -h
+ zfs --help
+ zpool --help
  ztest --help