Fix YAML indentation in Forgejo Actions workflows

- Fix container section indentation in build-artifacts.yml (line 33)
- Fix container section indentation in simple-build.yml (line 16)
- Correct YAML structure for proper workflow validation
- Maintain all Debian container and Rust toolchain improvements

.forgejo/workflows/build-artifacts.yml

@@ -30,7 +30,7 @@ jobs:
   build-artifacts:
     name: Build deb-bootupd Artifacts
     runs-on: ubuntu-latest
-      container:
+    container:
       # Use Debian 13 (Trixie) since this is a Debian-focused project
       image: debian:13
     steps:

.forgejo/workflows/simple-build.yml

@@ -13,7 +13,7 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-      container:
+    container:
       # Use Debian 13 (Trixie) since this is a Debian-focused project
       image: debian:13
     steps: