Fix os-svc-install

The 'a' option was missing from the getops set of available options
in os-svc-restart.  This is causing CI failures in patces with an
"illegal operation -- a" error.[1]  This patch adds the 'a' option
to os-svc-restart.

[1] Ib3bc5c47de1b8bb6006530d56e9d47c3763af7b5

Change-Id: I527c5b0cda0cda7877d23422702517760c1bf340
Merge "Fix os-svc-install"