Fixing the ability to build v3

Signed-off-by: Matt Farina <matt@mattfarina.com>

Makefile

@@ -57,7 +57,7 @@ all: build
 build: $(BINDIR)/$(BINNAME)
 
 $(BINDIR)/$(BINNAME): $(SRC)
-	GO111MODULE=on go build $(GOFLAGS) -tags '$(TAGS)' -ldflags '$(LDFLAGS)' -o $(BINDIR)/$(BINNAME) helm.sh/helm/cmd/helm
+	GO111MODULE=on go build $(GOFLAGS) -tags '$(TAGS)' -ldflags '$(LDFLAGS)' -o $(BINDIR)/$(BINNAME) ./cmd/helm
 
 # ------------------------------------------------------------------------------
 #  test
@@ -134,7 +134,7 @@ $(GOIMPORTS):
 .PHONY: build-cross
 build-cross: LDFLAGS += -extldflags "-static"
 build-cross: $(GOX)
-	GO111MODULE=on CGO_ENABLED=0 $(GOX) -parallel=3 -output="_dist/{{.OS}}-{{.Arch}}/$(BINNAME)" -osarch='$(TARGETS)' $(GOFLAGS) -tags '$(TAGS)' -ldflags '$(LDFLAGS)' helm.sh/helm/cmd/helm
+	GO111MODULE=on CGO_ENABLED=0 $(GOX) -parallel=3 -output="_dist/{{.OS}}-{{.Arch}}/$(BINNAME)" -osarch='$(TARGETS)' $(GOFLAGS) -tags '$(TAGS)' -ldflags '$(LDFLAGS)' ./cmd/helm
 
 .PHONY: dist
 dist: