update expected jsonschema files

Author: SageGJ

tests/unit/synapseclient/extensions/schema_files/expected_jsonschemas/expected.MockComponent.schema.json

@@ -156,9 +156,6 @@
     },
     "CheckRegexFormat": {
       "description": "TBD",
-      "not": {
-        "type": "null"
-      },
       "pattern": "^[a-b]",
       "title": "Check Regex Format",
       "type": "string"
@@ -188,9 +185,6 @@
     },
     "CheckRegexSingle": {
       "description": "TBD",
-      "not": {
-        "type": "null"
-      },
       "pattern": "[a-b]",
       "title": "Check Regex Single",
       "type": "string"

tests/unit/synapseclient/extensions/schema_files/expected_jsonschemas/expected.Patient.display_names_schema.json

@@ -50,7 +50,6 @@
     }
   ],
   "description": "TBD",
-  "pattern": "",
   "properties": {
     "Cancer Type": {
       "description": "TBD",

tests/unit/synapseclient/extensions/schema_files/expected_jsonschemas/expected.Patient.schema.json

@@ -50,7 +50,6 @@
     }
   ],
   "description": "TBD",
-  "pattern": "",
   "properties": {
     "CancerType": {
       "description": "TBD",