Fix "Vulnerable package: is not found" error on FreeBSD

scan/freebsd_test.go

@@ -21,6 +21,7 @@ All repositories are up-to-date.
 bash-4.2.45                        <   needs updating (remote has 4.3.42_1)
 gettext-0.18.3.1                   <   needs updating (remote has 0.19.7)
 tcl84-8.4.20_2,1                   =   up-to-date with remote
+ntp-4.2.8p8_1                      >   succeeds port (port has 4.2.8p6)
 teTeX-base-3.0_25                  ?   orphaned: print/teTeX-base`,
 
 			models.Packages{
@@ -42,6 +43,10 @@ teTeX-base-3.0_25                  ?   orphaned: print/teTeX-base`,
 					Name:    "teTeX-base",
 					Version: "3.0_25",
 				},
+				"ntp": {
+					Name:    "ntp",
+					Version: "4.2.8p8_1",
+				},
 			},
 		},
 	}