PY-44586 Fix a typo in the test name and data: typing.overload, not override

GitOrigin-RevId: db691e2624a07a0e18bc987ef164230d5e7d0c8a

python/testData/completion/className/noDuplicatesForStubsAndOverloads/mod.pyi

@@ -1,11 +1,11 @@
-from typing import override
+from typing import overload
 
 
-@override
+@overload
 def my_func(p: int):
     pass
 
 
-@override
+@overload
 def my_func(p1: str, p2: int):
     pass

python/testSrc/com/jetbrains/python/PyClassNameCompletionTest.java

@@ -157,7 +157,7 @@ public class PyClassNameCompletionTest extends PyTestCase {
   }
 
   // PY-44586
-  public void testNoDuplicatesForStubsAndOverrides() {
+  public void testNoDuplicatesForStubsAndOverloads() {
     doExtendedCompletion();
     List<String> allVariants = myFixture.getLookupElementStrings();
     assertNotNull(allVariants);