tweaks

csst_dag/dag_config/csst-msc-l1-mbi.yml

 name: csst-msc-l1-mbi
 tasks:
 - name: MBI
-  dependencies: [QC0]
   image: csst-msc-l1-mbi
 - name: PHOT
   dependencies: [MBI]

csst_dag/dag_config/csst-msc-l1-sls.yml

 name: csst-msc-l1-sls
 tasks:
 - name: SLS
-  dependencies: [QC0]
   image: csst-msc-l1-sls
 - name: EXT0
   dependencies: [SLS]