[lldb][lldb-dap] Enable more tests on Windows

These few worked without changes.

(cherry picked from commit f7d6dfa)

Author: DavidSpickett

lldb/test/API/tools/lldb-dap/console/TestDAP_redirection_to_console.py

@@ -7,7 +7,6 @@
 
 
 class TestDAP_redirection_to_console(lldbdap_testcase.DAPTestCaseBase):
-    @skipIfWindows
     def test(self):
         """
         Without proper stderr and stdout redirection, the following code would throw an

lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py

@@ -12,7 +12,6 @@
 
 
 class TestDAP_coreFile(lldbdap_testcase.DAPTestCaseBase):
-    @skipIfWindows
     @skipIfLLVMTargetMissing("X86")
     def test_core_file(self):
         current_dir = os.path.dirname(__file__)
@@ -58,7 +57,6 @@ def test_core_file(self):
         self.dap_server.request_next(threadId=32259)
         self.assertEqual(self.get_stackFrames(), expected_frames)
 
-    @skipIfWindows
     @skipIfLLVMTargetMissing("X86")
     def test_core_file_source_mapping_array(self):
         """Test that sourceMap property is correctly applied when loading a core"""