Fix Dockerfile typos

Dockerfile

@@ -1,3 +1,7 @@
+# DESIGNED FOR BUILDING ON AMD64 ONLY
+#####################################
+# Requires binfm_misc registration
+# https://github.com/multiarch/qemu-user-static#binfmt_misc-register
 ARG DOTNET_VERSION=5.0
 
 FROM node:lts-alpine as web-builder

Dockerfile.arm

@@ -1,4 +1,4 @@
-# DESIGNED FOR BUILDING ON AMD64 ONLY
+# DESIGNED FOR BUILDING ON ARM ONLY
 #####################################
 # Requires binfm_misc registration
 # https://github.com/multiarch/qemu-user-static#binfmt_misc-register

Dockerfile.arm64

@@ -1,4 +1,4 @@
-# DESIGNED FOR BUILDING ON AMD64 ONLY
+# DESIGNED FOR BUILDING ON ARM64 ONLY
 #####################################
 # Requires binfm_misc registration
 # https://github.com/multiarch/qemu-user-static#binfmt_misc-register