[FIR-TEST] Remove unnecessary test

compiler/fir/resolve/testData/resolve/problems/ambiguityOnExtensionFunctions.kt

@@ -1,13 +0,0 @@
-interface A
-
-interface B : A
-
-val A.name: String?
-    get() = ""
-
-val B?.name: String?
-    get() = ""
-
-fun test(b: B) {
-    val id = b.<!AMBIGUITY!>name<!>
-}

compiler/fir/resolve/testData/resolve/problems/ambiguityOnExtensionFunctions.txt

@@ -1,16 +0,0 @@
-FILE: ambiguityOnExtensionFunctions.kt
-    public abstract interface A : R|kotlin/Any| {
-    }
-    public abstract interface B : R|A| {
-    }
-    public final val R|A|.name: R|kotlin/String?|
-        public get(): R|kotlin/String?| {
-            ^ String()
-        }
-    public final val R|B?|.name: R|kotlin/String?|
-        public get(): R|kotlin/String?| {
-            ^ String()
-        }
-    public final fun test(b: R|B|): R|kotlin/Unit| {
-        lval id: <ERROR TYPE REF: Ambiguity: name, [/name, /name]> = R|<local>/b|.<Ambiguity: name, [/name, /name]>#
-    }

compiler/fir/resolve/tests/org/jetbrains/kotlin/fir/FirDiagnosticsTestGenerated.java

@@ -1061,11 +1061,6 @@ public class FirDiagnosticsTestGenerated extends AbstractFirDiagnosticsTest {
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/fir/resolve/testData/resolve/problems"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
-        @TestMetadata("ambiguityOnExtensionFunctions.kt")
-        public void testAmbiguityOnExtensionFunctions() throws Exception {
-            runTest("compiler/fir/resolve/testData/resolve/problems/ambiguityOnExtensionFunctions.kt");
-        }
-
         @TestMetadata("asImports.kt")
         public void testAsImports() throws Exception {
             runTest("compiler/fir/resolve/testData/resolve/problems/asImports.kt");

compiler/fir/resolve/tests/org/jetbrains/kotlin/fir/FirDiagnosticsWithLightTreeTestGenerated.java

@@ -1061,11 +1061,6 @@ public class FirDiagnosticsWithLightTreeTestGenerated extends AbstractFirDiagnos
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/fir/resolve/testData/resolve/problems"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
-        @TestMetadata("ambiguityOnExtensionFunctions.kt")
-        public void testAmbiguityOnExtensionFunctions() throws Exception {
-            runTest("compiler/fir/resolve/testData/resolve/problems/ambiguityOnExtensionFunctions.kt");
-        }
-
         @TestMetadata("asImports.kt")
         public void testAsImports() throws Exception {
             runTest("compiler/fir/resolve/testData/resolve/problems/asImports.kt");