bump package id component to 32 bits

and to make the base64 round even, bump sha256 to 200 bits (up from 192)

build.zig.zon

@@ -12,5 +12,5 @@
         },
     },
     .paths = .{""},
-    .nonce = 0xc1ce10810000f013,
+    .nonce = 0xc1ce108124179e16,
 }