Add test for synthetic java property completion to multi-file tests

idea/idea-completion/testData/basic/java/JavaSyntheticProperty.kt

@@ -1,5 +1,3 @@
-// FIR_COMPARISON
-
 fun foo(a: java.lang.Thread) {
     a.na<caret>
 }

idea/idea-completion/testData/basic/multifile/SyntheticPrimitiveJavaProperty/SyntheticPrimitiveJavaProperty.dependency.java

@@ -0,0 +1,4 @@
+class JavaClassWithGetterAndSetter {
+    int getNumber() { return 0; }
+    void setNumber(int number) {}
+}

idea/idea-completion/testData/basic/multifile/SyntheticPrimitiveJavaProperty/SyntheticPrimitiveJavaProperty.kt

@@ -0,0 +1,6 @@
+// FIR_COMPARISON
+fun usage(obj: JavaClassWithGetterAndSetter) {
+    obj.<caret>
+}
+
+// EXIST: {"lookupString":"number","tailText":" (from getNumber()/setNumber())", "allLookupStrings":"getNumber, number, setNumber","itemText":"number"}

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/MultiFileJvmBasicCompletionTestGenerated.java

@@ -379,6 +379,11 @@ public class MultiFileJvmBasicCompletionTestGenerated extends AbstractMultiFileJ
         runTest("idea/idea-completion/testData/basic/multifile/SyntheticExtensionNonVoidSetter/");
     }
 
+    @TestMetadata("SyntheticPrimitiveJavaProperty")
+    public void testSyntheticPrimitiveJavaProperty() throws Exception {
+        runTest("idea/idea-completion/testData/basic/multifile/SyntheticPrimitiveJavaProperty/");
+    }
+
     @TestMetadata("TopLevelFunction")
     public void testTopLevelFunction() throws Exception {
         runTest("idea/idea-completion/testData/basic/multifile/TopLevelFunction/");

idea/idea-fir/tests/org/jetbrains/kotlin/idea/completion/HighLevelMultiFileJvmBasicCompletionTestGenerated.java

@@ -379,6 +379,11 @@ public class HighLevelMultiFileJvmBasicCompletionTestGenerated extends AbstractH
         runTest("idea/idea-completion/testData/basic/multifile/SyntheticExtensionNonVoidSetter/");
     }
 
+    @TestMetadata("SyntheticPrimitiveJavaProperty")
+    public void testSyntheticPrimitiveJavaProperty() throws Exception {
+        runTest("idea/idea-completion/testData/basic/multifile/SyntheticPrimitiveJavaProperty/");
+    }
+
     @TestMetadata("TopLevelFunction")
     public void testTopLevelFunction() throws Exception {
         runTest("idea/idea-completion/testData/basic/multifile/TopLevelFunction/");