meson: fix libpldm move to its own repository

The libpldm moved into its own repository separate from pldm proper.
Update the wrap file and meson.build accordingly.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I9559f361de3fb66a73ab6d18611ec34753377585
diff --git a/meson.build b/meson.build
index a1f25d8..dc57e53 100644
--- a/meson.build
+++ b/meson.build
@@ -111,11 +111,7 @@
 ]
 
 if get_option('with-host-communication-protocol')=='pldm'
-    libpldm_dep = dependency(
-        'libpldm',
-        fallback: ['pldm', 'libpldm_dep'],
-        default_options: ['libpldm-only=enabled', 'oem-ibm=enabled'],
-    )
+    libpldm_dep = dependency('libpldm')
     deps += [
         libpldm_dep,
         cxx.find_library('pdbg'),