Revert "ginkgo: install on demand via go get -u"

This reverts commit de05e58.

Running `go get -u` will change the local Go module causing CI to fail
as the local git tree is being changed.  Reverting the change for now
until we have a better idea.

Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

Makefile

@@ -598,7 +598,7 @@ endef
 .PHONY: .install.ginkgo
 .install.ginkgo: .gopathok
 	if [ ! -x "$(GOBIN)/ginkgo" ]; then \
-		go get -u github.com/onsi/ginkgo/ginkgo@v1.14.2; \
+		$(GO) install $(BUILDFLAGS) ./vendor/github.com/onsi/ginkgo/ginkgo ; \
 	fi
 
 .PHONY: .install.gitvalidation

dependencies/dependencies.go

@@ -0,0 +1,5 @@
+package dependencies
+
+import (
+	_ "github.com/onsi/ginkgo/ginkgo"
+)

go.mod

@@ -38,7 +38,6 @@ require (
 	github.com/kr/text v0.2.0 // indirect
 	github.com/moby/term v0.0.0-20201110203204-bea5bbe245bf
 	github.com/mrunalp/fileutils v0.0.0-20171103030105-7d4729fb3618
-	github.com/nxadm/tail v1.4.6 // indirect
 	github.com/onsi/ginkgo v1.14.2
 	github.com/onsi/gomega v1.10.4
 	github.com/opencontainers/go-digest v1.0.0
@@ -64,7 +63,7 @@ require (
 	golang.org/x/crypto v0.0.0-20200709230013-948cd5f35899
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d // indirect
 	golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9
-	golang.org/x/sys v0.0.0-20210113181707-4bcb84eeeb78
+	golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3
 	google.golang.org/appengine v1.6.6 // indirect
 	gopkg.in/square/go-jose.v2 v2.5.1 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 // indirect

go.sum

@@ -406,8 +406,6 @@ github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWb
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
-github.com/nxadm/tail v1.4.6 h1:11TGpSHY7Esh/i/qnq02Jo5oVrI1Gue8Slbq0ujPZFQ=
-github.com/nxadm/tail v1.4.6/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
 github.com/onsi/ginkgo v0.0.0-20151202141238-7f8ab55aaf3b/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v0.0.0-20170829012221-11459a886d9c/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@@ -718,8 +716,6 @@ golang.org/x/sys v0.0.0-20201112073958-5cba982894dd/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20201117170446-d9b008d0a637/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3 h1:kzM6+9dur93BcC2kVlYl34cHU+TYZLanmpSJHVMmL64=
 golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210113181707-4bcb84eeeb78 h1:nVuTkr9L6Bq62qpUqKo/RnZCFfzDBL0bYo6w9OJUqZY=
-golang.org/x/sys v0.0.0-20210113181707-4bcb84eeeb78/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20181227161524-e6919f6577db/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=