hack/update-toc.sh: Use go install instead of go get

Signed-off-by: Stephen Augustus <[email protected]>

Author: justaugustus

hack/update-toc.sh

@@ -35,10 +35,11 @@ exitHandler() (
 )
 trap exitHandler EXIT
 
-# perform go get in a temp dir as we are not tracking this version in a go module
-# if we do the go get in the repo, it will create / update a go.mod and go.sum
+# Perform go install in a temp dir as we are not tracking this version in a go
+# module.
+# If we do the go install in the repo, it will create/update go.mod and go.sum.
 cd "${TMP_DIR}"
-GO111MODULE=on GOBIN="${TMP_DIR}" go get "sigs.k8s.io/mdtoc@${TOOL_VERSION}"
+GO111MODULE=on GOBIN="${TMP_DIR}" go install "sigs.k8s.io/mdtoc@${TOOL_VERSION}"
 export PATH="${TMP_DIR}:${PATH}"
 cd "${ROOT}"