upgrade to latest dependencies (#2148)

bumping knative.dev/hack de04b70...e35bcb8:
  > e35bcb8 Rollback random GOBIN and make it relative to GOPATH again (# 73)
  > 1c52c48 Skip GOPATH hacks if the repository is already on GOPATH (# 72)

Signed-off-by: Knative Automation <automation@knative.team>

go.mod

@@ -65,6 +65,6 @@ require (
 	k8s.io/code-generator v0.19.7
 	k8s.io/gengo v0.0.0-20200428234225-8167cfdcfc14
 	k8s.io/klog v1.0.0
-	knative.dev/hack v0.0.0-20210601210329-de04b70e00d0
+	knative.dev/hack v0.0.0-20210609124042-e35bcb8f21ec
 	sigs.k8s.io/yaml v1.2.0
 )

go.sum

@@ -1112,8 +1112,8 @@ k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6 h1:+WnxoVtG8TMiudHBSEtrVL
 k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
 k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
 k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
-knative.dev/hack v0.0.0-20210601210329-de04b70e00d0 h1:GXGtVDptFpq2aFTh/m+Xii0kvGIcGZQQtx/sHinZqZs=
-knative.dev/hack v0.0.0-20210601210329-de04b70e00d0/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
+knative.dev/hack v0.0.0-20210609124042-e35bcb8f21ec h1:6+/kYzOv4SSgzvJer3fZS22pzXQG0haZdue2FsheNrM=
+knative.dev/hack v0.0.0-20210609124042-e35bcb8f21ec/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 pgregory.net/rapid v0.3.3 h1:jCjBsY4ln4Atz78QoBWxUEvAHaFyNDQg9+WU62aCn1U=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=

vendor/knative.dev/hack/codegen-library.sh

@@ -25,9 +25,9 @@ else
   exit
 fi
 
+export MODULE_NAME=$(go_mod_module_name)
 export GOPATH=$(go_mod_gopath_hack)
 export GOBIN=${GOPATH}/bin # Set GOBIN explicitly as deepcopy-gen is installed by go install.
-export MODULE_NAME=$(go_mod_module_name)
 export CODEGEN_PKG=${CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/k8s.io/code-generator 2>/dev/null || echo ../code-generator)}
 export KNATIVE_CODEGEN_PKG=${KNATIVE_CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/knative.dev/pkg 2>/dev/null || echo "${REPO_ROOT_DIR}")}
 

vendor/knative.dev/hack/library.sh

@@ -611,6 +611,12 @@ function go_mod_module_name() {
 # Intended to be used like:
 #   export GOPATH=$(go_mod_gopath_hack)
 function go_mod_gopath_hack() {
+    # Skip this if the directory is already checked out onto the GOPATH.
+  if [[ "${REPO_ROOT_DIR##$(go env GOPATH)}" != "$REPO_ROOT_DIR" ]]; then
+    go env GOPATH
+    return
+  fi
+
   local TMP_DIR="$(mktemp -d)"
   local TMP_REPO_PATH="${TMP_DIR}/src/$(go_mod_module_name)"
   mkdir -p "$(dirname "${TMP_REPO_PATH}")" && ln -s "${REPO_ROOT_DIR}" "${TMP_REPO_PATH}"

vendor/modules.txt

@@ -948,7 +948,7 @@ k8s.io/utils/buffer
 k8s.io/utils/integer
 k8s.io/utils/pointer
 k8s.io/utils/trace
-# knative.dev/hack v0.0.0-20210601210329-de04b70e00d0
+# knative.dev/hack v0.0.0-20210609124042-e35bcb8f21ec
 ## explicit
 knative.dev/hack
 # sigs.k8s.io/structured-merge-diff/v4 v4.0.1