[ci] Update docs runner to Ubuntu 24.04

Author: salkinium

.github/workflows/deploy-docs.yml

@@ -53,7 +53,7 @@ jobs:
 
   # Niklas: Running on the old container until I can figure out why the doc generator hangs
   api-docs-all:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     container:
       image: ghcr.io/modm-ext/modm-build-base:2022-09-27
     steps:

.github/workflows/linux.yml

@@ -385,7 +385,7 @@ jobs:
 
   # Niklas: Running on the old container until I can figure out why the doc generator hangs
   build-docs-test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     timeout-minutes: 30
     container:
       image: ghcr.io/modm-ext/modm-build-base:2022-09-27