[lldb][AArch64] Re-enable TestShowLocationDwarf5

Fixes #43525

For unknown reasons, this has been fixed in the time
since the issue was raised.

Author: DavidSpickett

lldb/test/API/functionalities/show_location/TestShowLocationDwarf5.py

@@ -7,11 +7,6 @@
 
 
 class TestTargetSourceMap(TestBase):
-    @skipIf(
-        archs="aarch64",
-        oslist="linux",
-        bugnumber="https://bugs.llvm.org/show_bug.cgi?id=44180",
-    )
     def test_source_map(self):
         # Set the target soure map to map "./" to the current test directory.
         yaml_path = os.path.join(self.getSourceDir(), "a.yaml")