rewrite csst-ifs-l1 DAG config

csst_dag/dag_config/csst-ifs-l1-qc0.json

-{
-    "dag_group": "csst-ifs-l1",
-    "dag_group_run": "195244ff176f923aec9a9328c75ecaeb4a8c4345",
-    "dag": "csst-ifs-l1-qc0",
-    "dag_run": "c89d7e7a022e6f0cdf1daff921c29dbce0ac7c01",
-    "batch_id": "inttest",
-    "priority": 1,
-    "dataset": "csst-ifs-c11-sim-v1",
-    "instrument": "IFS",
-    "obs_type": "BIAS",
-    "obs_group": "",
-    "obs_id": "",
-    "detector": "Blue",
-    "pmapname": "",
-    "ref_cat": "",
-    "n_file_expected": -1,
-    "n_file_found": -1
-}

csst_dag/dag_config/csst-ifs-l1-qc0.yml

-name: csst-ifs-l1-qc0
-tasks:
-- name: QC0
-  image: csst-ifs-l1-qc0
\ No newline at end of file

csst_dag/dag_config/csst-ifs-l1-rss.yml

-name: csst-ifs-l1-rss
-tasks:
-- name: RSS
-  image: csst-ifs-l1-rss
\ No newline at end of file

csst_dag/dag_config/csst-ifs-l1.yml

+name: csst-ifs-l1
+tasks:
+- name: QC0
+  image: csst-ifs-l1-qc0
+- name: RSS
+  dependencies: [QC0]
+  image: csst-ifs-l1-rss
\ No newline at end of file