fix go mod

Makefile

@@ -6,14 +6,14 @@ DONT_FIND := -name vendor -prune -o -name .git -prune -o -name .cache -prune -o
 PROTO_DEFS := $(shell find . $(DONT_FIND) -type f -name '*.proto' -print)
 PROTO_GOS := $(patsubst %.proto,%.pb.go,$(PROTO_DEFS))
 # Download the proper protoc version for Darwin (osx) and Linux.
-# If you need windows for some reason it's at https://github.com/protocolbuffers/protobuf/releases/download/v28.2/protoc-28.2-win64.zip
+# If you need windows for some reason it's at https://github.com/protocolbuffers/protobuf/releases/download/v3.6.1/protoc-3.6.1-win32.zip
 UNAME_S := $(shell uname -s)
-PROTO_PATH := https://github.com/protocolbuffers/protobuf/releases/download/v28.2/
+PROTO_PATH := https://github.com/protocolbuffers/protobuf/releases/download/v3.6.1/
 ifeq ($(UNAME_S), Linux)
-	PROTO_ZIP=protoc-28.2-linux-x86_64.zip
+	PROTO_ZIP=protoc-3.6.1-linux-x86_64.zip
 endif
 ifeq ($(UNAME_S), Darwin)
-	PROTO_ZIP=protoc-28.2-osx-x86_64.zip
+	PROTO_ZIP=protoc-3.6.1-osx-x86_64.zip
 endif
 GO_MODS=$(shell find . $(DONT_FIND) -type f -name 'go.mod' -print)