fix: update start date for Texas Business Court

Author: Luis-manzur

courts_db/data/courts.json

@@ -63257,7 +63257,7 @@
         "dates": [
             {
                 "end": null,
-                "start": "2023-09-01"
+                "start": "2023-06-09"
             }
         ],
         "examples": [],