Makefile: Remove trailing whitespace (#1150)

Saw this in a couple different PRs that haven't yet been merged,
presumably from auto-formatting. Figured I'd open a PR for it so it
stops showing up in diffs.

Co-authored-by: Michael Francis <[email protected]>
Co-authored-by: Misha Sakhnov <[email protected]>

Makefile

@@ -17,7 +17,7 @@ PG16_DISK_TEST_IMG ?= pg16-disk-test:dev
 GOARCH ?= $(shell go env GOARCH)
 GOOS ?= $(shell go env GOOS)
 
-# The target architecture for linux kernel. Possible values: amd64 or arm64. 
+# The target architecture for linux kernel. Possible values: amd64 or arm64.
 # Any other supported by linux kernel architecture could be added by introducing new build step into neonvm/hack/kernel/Dockerfile.kernel-builder
 KERNEL_TARGET_ARCH ?= amd64
 
@@ -141,7 +141,7 @@ build: vet bin/vm-builder ## Build all neonvm binaries.
 
 .PHONY: bin/vm-builder
 bin/vm-builder: ## Build vm-builder binary.
-	GOOS=linux CGO_ENABLED=0 go build -o bin/vm-builder -ldflags "-X main.Version=${GIT_INFO} -X main.NeonvmDaemonImage=${IMG_DAEMON}" vm-builder/main.go 
+	GOOS=linux CGO_ENABLED=0 go build -o bin/vm-builder -ldflags "-X main.Version=${GIT_INFO} -X main.NeonvmDaemonImage=${IMG_DAEMON}" vm-builder/main.go
 .PHONY: run
 run: vet ## Run a controller from your host.
 	go run ./neonvm/main.go