ncsid: build: Fix fallback dependency

Change-Id: Ifc59893845f2b95d62f49528d00a69861436ec41
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/subprojects/ncsid/src/meson.build b/subprojects/ncsid/src/meson.build
index d4cf422..87805d7 100644
--- a/subprojects/ncsid/src/meson.build
+++ b/subprojects/ncsid/src/meson.build
@@ -30,7 +30,7 @@
 ncsid_deps = [
   fmt_dep,
   dependency('sdbusplus', fallback: ['sdbusplus', 'sdbusplus_dep']),
-  dependency('stdplus', fallback: ['stdplus', 'stdplus']),
+  dependency('stdplus', fallback: ['stdplus', 'stdplus_dep']),
 ]
 
 ncsid_lib = static_library(