Fix fiotest failure due to package dependency.

nvdimm related packages are not getting installed for sles as they are under else condition, moved them out of else condition and added cmake and gcc-c++ dependent packages as compilation was failing due to missing packages.

Signed-off-by: Pavithra <pavrampu@linux.vnet.ibm.com>

Author: Pavithra1602

io/disk/fiotest.py

@@ -89,22 +89,23 @@ def setUp(self):
                     self.cancel("btrfs is not supported with \
                                 RHEL 7.4 onwards")
 
+        pkg_list = ['libaio-devel', 'cmake', 'gcc-c++']
         if distro.detect().name in ['Ubuntu', 'debian']:
-            pkg_list = ['libaio-dev']
+            pkg_list.append('libaio-dev')
             if fstype == 'btrfs':
                 pkg_list.append('btrfs-progs')
         elif distro.detect().name is 'SuSE':
-            pkg_list = ['libaio1', 'libaio-devel']
+            pkg_list.append('libaio1')
         else:
-            pkg_list = ['libaio', 'libaio-devel']
-            if self.disk_type == 'nvdimm':
-                pkg_list.extend(['autoconf', 'pkg-config'])
-                if distro.detect().name == 'SuSE':
-                    pkg_list.extend(['ndctl', 'libnuma-devel',
-                                     'libndctl-devel'])
-                else:
-                    pkg_list.extend(['ndctl', 'daxctl', 'numactl-devel',
-                                     'ndctl-devel', 'daxctl-devel'])
+            pkg_list.append('libaio')
+        if self.disk_type == 'nvdimm':
+            pkg_list.extend(['autoconf', 'pkg-config'])
+            if distro.detect().name == 'SuSE':
+                pkg_list.extend(['ndctl', 'libnuma-devel',
+                                 'libndctl-devel'])
+            else:
+                pkg_list.extend(['ndctl', 'daxctl', 'numactl-devel',
+                                 'ndctl-devel', 'daxctl-devel'])
         if raid_needed:
             pkg_list.append('mdadm')