update github actions to ubuntu-24.04

Author: miguelraz

.github/workflows/build.yml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   deploy:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
@@ -51,4 +51,4 @@ jobs:
         with:
           artifacts: "./rust-exercises-${{ env.slug }}.zip,./rust-exercises-${{ env.slug }}/nrf52-code/boards/dongle-fw/*-fw"
           allowUpdates: true
-          updateOnlyUnreleased: true
+          updateOnlyUnreleased: true

.github/workflows/weekly-canary-build.yml

@@ -10,7 +10,7 @@ jobs:
         fail-fast: false
         matrix:
             rust-channel: [stable, beta, nightly]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps: