use arm package reference for local building

Author: thelamer

Dockerfile.aarch64

@@ -22,7 +22,7 @@ RUN \
   apt-get install -y \
     xz-utils && \
   if [ -z ${VIVALDI_VERSION+x} ]; then \
-    VIVALDI_VERSION=$(curl -s -L https://repo.vivaldi.com/archive/deb/dists/stable/main/binary-amd64/Packages \
+    VIVALDI_VERSION=$(curl -s -L https://repo.vivaldi.com/archive/deb/dists/stable/main/binary-arm64/Packages \
     |grep -A 7 -m 1 'Package: vivaldi-stable' | awk -F ': ' '/Version/{print $2;exit}'); \
   fi && \
   curl -o \