New way of changing device name

Settings scene, char Validator, Idea -> by Willy-JL
Implemented by me

Kod plohoi, ochen plohoi, kto mozhet - sdelaite kak nado, esli smozhete :)
Ya luche varianta ne pridumal poka 4to

site_scons/commandline.scons

@@ -100,11 +100,6 @@ vars.AddVariables(
         "Version string for updater package",
         "${DIST_SUFFIX}",
     ),
-    (
-        "CUSTOM_FLIPPER_NAME",
-        "Replaces OTP flipper name with custom string of 8 chars",
-        "",
-    ),
     (
         "FORCE_NO_DIRTY",
         "Force disable dirty status of the build",

site_scons/environ.scons

@@ -20,7 +20,6 @@ variables_to_forward = [
     # CI/CD variables
     "WORKFLOW_BRANCH_OR_TAG",
     "DIST_SUFFIX",
-    "CUSTOM_FLIPPER_NAME",
     "FORCE_NO_DIRTY",
     # Python & other tools
     "HOME",