Remove OI/NI attributes from test data

compiler/tests-spec/testData/diagnostics/notLinked/contracts/declarations/contractBuilder/common/neg/5.kt

@@ -40,7 +40,7 @@ fun case_4(): Boolean? {
 
 // TESTCASE NUMBER: 5
 fun case_5(): Boolean? {
-    contract { returns(null) implies <!ERROR_IN_CONTRACT_DESCRIPTION, NI;TYPE_MISMATCH, OI;TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH!>listOf(0)<!> }
+    contract { returns(null) implies <!ERROR_IN_CONTRACT_DESCRIPTION, TYPE_MISMATCH!>listOf(0)<!> }
     return null
 }
 
@@ -67,4 +67,4 @@ fun case_8(): () -> Unit {
         callsInPlace(<!ERROR_IN_CONTRACT_DESCRIPTION!>case_8()<!>, InvocationKind.EXACTLY_ONCE)
     }
     return {}
-}
+}