Update elixir offsets

Signed-off-by: Peter M <[email protected]>

Author: petermm

demos/lisp_faces/mix.exs

@@ -30,7 +30,7 @@ defmodule LispFaces.MixProject do
       deps: deps(),
       atomvm: [
         start: Main,
-        flash_offset: 0x210000
+        flash_offset: 0x250000
       ]
     ]
   end

elixir/Blinky/mix.exs

@@ -30,7 +30,7 @@ defmodule Blinky.MixProject do
       deps: deps(),
       atomvm: [
         start: Blinky,
-        flash_offset: 0x210000
+        flash_offset: 0x250000
       ]
     ]
   end

elixir/HelloWorld/mix.exs

@@ -30,7 +30,7 @@ defmodule HelloWorld.MixProject do
       deps: deps(),
       atomvm: [
         start: HelloWorld,
-        flash_offset: 0x210000
+        flash_offset: 0x250000
       ]
     ]
   end

elixir/LEDC_Example/mix.exs

@@ -23,11 +23,14 @@ defmodule LedcExample.MixProject do
 
   def project do
     [
-      app: :LEDC_Example,
       version: "0.1.0",
       elixir: "~> 1.13",
       start_permanent: Mix.env() == :prod,
-      deps: deps()
+      deps: deps(),
+      atomvm: [
+        start: LedcExample,
+        flash_offset: 0x250000
+      ]
     ]
   end