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/scripts/meson.build b/oem/ibm/service_files/scripts/meson.build
new file mode 100644
index 0000000..35b2626
--- /dev/null
+++ b/oem/ibm/service_files/scripts/meson.build
@@ -0,0 +1,5 @@
+install_data([
+    'create-NVRAM-file',
+    'create-NVRAM-cksum-file'],
+    install_dir: get_option('bindir')
+)