[#2773] fix freebsd build failure (#2775)

fix build error:
  vendor/github.com/knqyf263/go-rpmdb/pkg/ndb/ndb.go:99:8: undefined: syscallFlock
  vendor/github.com/knqyf263/go-rpmdb/pkg/ndb/ndb.go:99:37: undefined: syscallLOCK_SH
  vendor/github.com/knqyf263/go-rpmdb/pkg/ndb/ndb.go:135:6: undefined: syscallFlock
  vendor/github.com/knqyf263/go-rpmdb/pkg/ndb/ndb.go:135:38: undefined: syscallLOCK_UN
Related to issue knqyf263/go-rpmdb#53.

go.mod

@@ -184,7 +184,7 @@ require (
 	github.com/klauspost/pgzip v1.2.5 // indirect
 	github.com/knqyf263/go-apk-version v0.0.0-20200609155635-041fdbb8563f // indirect
 	github.com/knqyf263/go-deb-version v0.0.0-20190517075300-09fca494f03d // indirect
-	github.com/knqyf263/go-rpmdb v0.1.0 // indirect
+	github.com/knqyf263/go-rpmdb v0.1.1 // indirect
 	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect

go.sum

@@ -792,8 +792,8 @@ github.com/knqyf263/go-apk-version v0.0.0-20200609155635-041fdbb8563f h1:GvCU5GX
 github.com/knqyf263/go-apk-version v0.0.0-20200609155635-041fdbb8563f/go.mod h1:q59u9px8b7UTj0nIjEjvmTWekazka6xIt6Uogz5Dm+8=
 github.com/knqyf263/go-deb-version v0.0.0-20190517075300-09fca494f03d h1:X4cedH4Kn3JPupAwwWuo4AzYp16P0OyLO9d7OnMZc/c=
 github.com/knqyf263/go-deb-version v0.0.0-20190517075300-09fca494f03d/go.mod h1:o8sgWoz3JADecfc/cTYD92/Et1yMqMy0utV1z+VaZao=
-github.com/knqyf263/go-rpmdb v0.1.0 h1:pOgjtOGtW0B+ibY905hP3ETrYFmLZsHiReKsplcs+to=
-github.com/knqyf263/go-rpmdb v0.1.0/go.mod h1:9LQcoMCMQ9vrF7HcDtXfvqGO4+ddxFQ8+YF/0CVGDww=
+github.com/knqyf263/go-rpmdb v0.1.1 h1:oh68mTCvp1XzxdU7EfafcWzzfstUZAEa3MW0IJye584=
+github.com/knqyf263/go-rpmdb v0.1.1/go.mod h1:9LQcoMCMQ9vrF7HcDtXfvqGO4+ddxFQ8+YF/0CVGDww=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=