Accept integration test changes

Author: tamasvajk

java/ql/integration-tests/posix-only/kotlin/gradle_kotlinx_serialization/PrintAst.expected

@@ -183,8 +183,6 @@ app/src/main/kotlin/testProject/App.kt:
 #    7|           0: [ReturnStmt] return ...
 #    7|             0: [ArrayCreationExpr] new KSerializer<?>[]
 #    7|               -2: [ArrayInit] {...}
-#    7|                 0: [VarAccess] INSTANCE
-#    7|                 1: [VarAccess] INSTANCE
 #    7|               -1: [TypeAccess] KSerializer<?>
 #    7|               0: [IntegerLiteral] 2
 #    0|       3: [Method] deserialize

java/ql/integration-tests/posix-only/kotlin/gradle_kotlinx_serialization/diagnostics.expected

@@ -1 +1 @@
-| CodeQL Kotlin extractor | 2 |  | Unbound object value, trying to use class stub from descriptor | app/src/main/kotlin/testProject/App.kt:7:1:8:55 | app/src/main/kotlin/testProject/App.kt:7:1:8:55 |
+| CodeQL Kotlin extractor | 5 |  | Unbound symbol found, skipping extraction of expression | app/src/main/kotlin/testProject/App.kt:7:1:8:55 | app/src/main/kotlin/testProject/App.kt:7:1:8:55 |