lfk: order env_set before bin per the contributing guide

Author: janosmiko

bucket/lfk.json

@@ -13,12 +13,12 @@
             "hash": "1753dd0fe47217cbb295b4117f2f6a0cb4458f5732795eba69b69cb9fddac665"
         }
     },
-    "bin": "lfk.exe",
     "env_set": {
         "LFK_CONFIG_DIR": "$persist_dir/config",
         "LFK_STATE_DIR": "$persist_dir/state",
         "LFK_DATA_DIR": "$persist_dir/data"
     },
+    "bin": "lfk.exe",
     "checkver": "github",
     "autoupdate": {
         "architecture": {