Update GNUmakefile

Author: tenthirtyam

GNUmakefile

@@ -6,8 +6,8 @@ COUNT?=1
 TEST?=$(shell go list ./...)
 HASHICORP_PACKER_PLUGIN_SDK_VERSION?=$(shell go list -m github.com/hashicorp/packer-plugin-sdk | cut -d " " -f2)
 
-# Use Go 1.23.12 specifically for packer-sdc related commands
-GO_SDC ?= env GOTOOLCHAIN=go1.23.12 go
+# Use Go 1.24.11 or later for packer-sdc related commands
+GO_SDC ?= go
 
 .PHONY: dev