Minor. Add a test for KT-10732: no redeclaration for

fun <T> List<T>?.foo()
fun <T> List<T>.foo()

compiler/testData/diagnostics/testsWithStdLib/resolve/kt10732a.kt

@@ -0,0 +1,5 @@
+fun <T> List<T>?.foo() {}
+
+// NB Not a redeclaration
+@JvmName("f1")
+fun <T> List<T>.foo() {}

compiler/testData/diagnostics/testsWithStdLib/resolve/kt10732a.txt

@@ -0,0 +1,4 @@
+package
+
+@kotlin.jvm.JvmName(name = "f1") public fun </*0*/ T> kotlin.collections.List<T>.foo(): kotlin.Unit
+public fun </*0*/ T> kotlin.collections.List<T>?.foo(): kotlin.Unit

compiler/tests/org/jetbrains/kotlin/checkers/DiagnosticsTestWithStdLibGenerated.java

@@ -1126,6 +1126,12 @@ public class DiagnosticsTestWithStdLibGenerated extends AbstractDiagnosticsTestW
             doTest(fileName);
         }
 
+        @TestMetadata("kt10732a.kt")
+        public void testKt10732a() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/testsWithStdLib/resolve/kt10732a.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("kt4711.kt")
         public void testKt4711() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/testsWithStdLib/resolve/kt4711.kt");