fix(backend): review state for received on submission table (#2101)

* fix(submission): fix review state filter for received

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

src/backend/app/submissions/submission_routes.py

@@ -303,7 +303,7 @@ async def submission_table(
             "and __system/submissionDate le {}T23:59:59.999+00:00"
         ).format(start_date, end_date)
 
-    if review_state:
+    if review_state and review_state != "received":
         review_filter = f"__system/reviewState eq '{review_state}'"
         filters["$filter"] = (
             f"{filters['$filter']} and {review_filter}"
@@ -314,6 +314,12 @@ async def submission_table(
     data = await submission_crud.get_submission_by_project(project, filters)
     total_count = data.get("@odata.count", 0)
     submissions = data.get("value", [])
+    if review_state == "received":
+        submissions = [
+            sub for sub in submissions if sub["__system"].get("reviewState") is None
+        ]
+        total_count = len(submissions)
+
     instance_ids = [
         sub["__id"]
         for sub in submissions