oem_ibm: Move the NVRAM files to the hostfw directory

This commit would :
- Move the NVRAM files from /var/ on the BMC to the hostfw directory so
  that they don't get erased during a BMC factory reset.

- To help migrate existing systems, check if the files exist in /var/,
  and if they do, move them to the hostfw destination.

- This also adds dependent services that ensure that the links being
  setup correctly in var/lib/phosphor-software-manager/hostfw/ is run
  first.

- The services to clear PHYP NVRAM are not needed anymore. Instead of
  the BMC clearing them, the hypervisor will now clear them if the
  pvm_clear_nvram bios attribute is set.

Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
Change-Id: If8da88347a82d212b30c3cb6354037b62887c67c
diff --git a/oem/ibm/service_files/meson.build b/oem/ibm/service_files/meson.build
index fdc7b01..96c3b07 100644
--- a/oem/ibm/service_files/meson.build
+++ b/oem/ibm/service_files/meson.build
@@ -1,3 +1,5 @@
+subdir('scripts')
+
 configure_file(
   copy: true,
   input: 'pldm-create-phyp-nvram.service',
@@ -12,18 +14,3 @@
   install_dir: systemd_system_unit_dir,
   output: 'pldm-create-phyp-nvram-cksum.service',
 )
-configure_file(
-  copy: true,
-  input: 'pldm-reset-phyp-nvram.service',
-  install: true,
-  install_dir: systemd_system_unit_dir,
-  output: 'pldm-reset-phyp-nvram.service',
-)
-configure_file(
-  copy: true,
-  input: 'pldm-reset-phyp-nvram-cksum.service',
-  install: true,
-  install_dir: systemd_system_unit_dir,
-  output: 'pldm-reset-phyp-nvram-cksum.service',
-)
-