unit-test: Add google-misc/libcr51sign to run as dependencies in runtime

https://github.com/openbmc/google-misc

Signed-off-by: Willy Tu <wltu@google.com>
Change-Id: I1f75a3cfb18f110484ba8ec32bc1be0237a94915
diff --git a/scripts/unit-test.py b/scripts/unit-test.py
index d0be4c7..5e056f7 100755
--- a/scripts/unit-test.py
+++ b/scripts/unit-test.py
@@ -1151,6 +1151,7 @@
             'ipmiblob': 'ipmi-blob-tool',
             'hei': 'openpower-libhei',
             'phosphor-ipmi-blobs': 'phosphor-ipmi-blobs',
+            'libcr51sign': 'google-misc',
         },
     }