removed unneeded docs

Author: EthanMBoos

development-docs/CONTAINERIZED_DEVELOPMENT.md

@@ -55,15 +55,6 @@ source /root/scrimmage/build/install/etc/scrimmage/env/scrimmage-setenv
 scrimmage /root/scrimmage/missions/straight-no-gui.xml
 ```
 
-### Specify architecture explicitly
-```bash
-# For ARM64 (Apple Silicon, Graviton, etc.)
-docker run -it --platform linux/arm64 ghcr.io/gtri/scrimmage-24.04:latest-arm64 bash
-
-# For AMD64 (Intel/AMD)
-docker run -it --platform linux/amd64 ghcr.io/gtri/scrimmage-24.04:latest-amd64 bash
-```
-
 ### GUI support (AMD64/ARM64)
 ```bash
 xhost +local:docker