[Dexter] Fix failing clang-opt-bisect sub tool test

  Fixes a mismatch in expected arguments passed to run_debugger_subprocess

  Fix for:
    https://reviews.llvm.org/D76926
    rG9cf9710bb0d61cb5c27c6e780af6a182cb162bfb

Author: Tom Weaver

debuginfo-tests/dexter/dex/tools/clang_opt_bisect/Tool.py

@@ -138,7 +138,7 @@ def _run_test(self, test_name):  # noqa
             try:
                 debugger_controller =self._init_debugger_controller()
                 debugger_controller = run_debugger_subprocess(
-                    self.context, debugger_controller)
+                    debugger_controller, self.context.working_directory.path)
                 steps = debugger_controller.step_collection
             except DebuggerException:
                 steps =  DextIR(