ci: update snap to Zig 0.14

Author: mitchellh

snap/snapcraft.yaml

@@ -52,7 +52,7 @@ parts:
       rm -rf $CRAFT_PART_SRC/*
 
       if [[ -n $arch ]]; then
-        curl -LO --retry-connrefused --retry 10 https://ziglang.org/download/0.13.0/zig-linux-$arch-0.13.0.tar.xz
+        curl -LO --retry-connrefused --retry 10 https://ziglang.org/download/0.14.0/zig-linux-$arch-0.14.0.tar.xz
       else
         echo "Unsupported arch"
         exit 1