Makefile: Go/Protoc don't support arm64 big endian

Protoc: https://github.com/google/protobuf/blob/a711e3d5b4ee1dd7f9d21197dca8432a5819a64e/protoc-artifacts/build-protoc.sh#L82-L83 
Go: https://github.com/golang/sys/blob/37707fdb30a5b38865cfb95e5aab41707daec7fd/unix/linux/mkall.go#L43-L79

Makefile

@@ -186,7 +186,7 @@ ifeq (x86_64,$(ARCH))
 PROTOC_ARCH := x86_64
 else ifneq ($(filter i386 i686,$(ARCH)),)
 PROTOC_ARCH := x86_32
-else ifneq ($(filter aarch64 aarch64_be armv8b armv8l,$(ARCH)),)
+else ifneq ($(filter aarch64 armv8l,$(ARCH)),)
 PROTOC_ARCH := aarch_64
 endif
 ifdef PROTOC_ARCH