test hashing part 2

Author: nift4

devices/mimameid.json

@@ -1,7 +1,8 @@
 {
   "minAppVersion": 3001,
   "installScript": {
-    "url": "https://github.com/Android-Boot-Manager/Scripts/raw/master/install/mimameid.sh"
+    "url": "https://github.com/Android-Boot-Manager/Scripts/raw/master/install/mimameid.sh",
+    "sha256": "6087fb37ff2855a3de2c71ea229e023588a5a993763bb10a8603f75b0c18b1"
   },
   "bootloader": {
     "url": "https://open-rom-project.andbootmgr.org/mimameid/lk_1.img",