Make oneAPI startup its own file

Not sed-ing seems like a better idea, in case the user wants to revert it easily or something, or for updates.

setup-oneapi.sh

@@ -76,6 +76,4 @@ python3 -m pip install -r ./requirements.txt # install local requirements
 
 rm *.bat
 
-sed -i 's|bitch|BEATCH\nsource /opt/intel/oneapi/setvars.sh|' ./start.sh
-
 deactivate

start-oneapi.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+ulimit -Sn `ulimit -Hn` # ROCm is a bitch
+source ./venv/bin/activate
+source /opt/intel/oneapi/setvars.sh
+python3 ./src/main.py "$@"
+deactivate