scripts: Fix twisterlib for ruff - UP007

This fixes ruff linting error UP007,
where one would use Optional or Union
instead of X | Y notation.

Signed-off-by: Lukasz Mrugala <lukaszx.mrugala@intel.com>

.ruff-excludes.toml

@@ -759,9 +759,6 @@
 "./scripts/pylib/twister/twisterlib/cmakecache.py" = [
     "E501",     # https://docs.astral.sh/ruff/rules/line-too-long
 ]
-"./scripts/pylib/twister/twisterlib/config_parser.py" = [
-    "UP007",    # https://docs.astral.sh/ruff/rules/non-pep604-annotation
-]
 "./scripts/pylib/twister/twisterlib/coverage.py" = [
     "E501",     # https://docs.astral.sh/ruff/rules/line-too-long
 ]
@@ -770,7 +767,6 @@
 ]
 "./scripts/pylib/twister/twisterlib/handlers.py" = [
     "E501",     # https://docs.astral.sh/ruff/rules/line-too-long
-    "UP007",    # https://docs.astral.sh/ruff/rules/non-pep604-annotation
 ]
 "./scripts/pylib/twister/twisterlib/hardwaremap.py" = [
     "E501",     # https://docs.astral.sh/ruff/rules/line-too-long

scripts/pylib/twister/twisterlib/config_parser.py

@@ -5,13 +5,12 @@
 
 import copy
 import warnings
-from typing import Union
 
 import scl
 from twisterlib.error import ConfigurationError
 
 
-def extract_fields_from_arg_list(target_fields: set, arg_list: Union[str, list]):
+def extract_fields_from_arg_list(target_fields: set, arg_list: str | list):
     """
     Given a list of "FIELD=VALUE" args, extract values of args with a
     given field name and return the remaining args separately.

scripts/pylib/twister/twisterlib/handlers.py

@@ -23,7 +23,6 @@ import time
 from contextlib import contextmanager
 from pathlib import Path
 from queue import Empty, Queue
-from typing import Optional
 
 import psutil
 from twisterlib.environment import ZEPHYR_BASE, strip_ansi_sequences
@@ -71,7 +70,7 @@ def terminate_process(proc):
 
 class Handler:
     def __init__(self, instance, type_str: str, options: argparse.Namespace,
-                 generator_cmd: Optional[str] = None, suite_name_check: bool = True):
+                 generator_cmd: str | None = None, suite_name_check: bool = True):
         """Constructor
 
         """
@@ -175,7 +174,7 @@ class Handler:
 
 
 class BinaryHandler(Handler):
-    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: Optional[str] = None,
+    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: str | None = None,
                  suite_name_check: bool = True):
         """Constructor
 
@@ -186,7 +185,7 @@ class BinaryHandler(Handler):
         self.seed = None
         self.extra_test_args = None
         self.line = b""
-        self.binary: Optional[str] = None
+        self.binary: str | None = None
 
     def try_kill_process_by_pid(self):
         if self.pid_fn:
@@ -374,7 +373,7 @@ class BinaryHandler(Handler):
 
 
 class SimulationHandler(BinaryHandler):
-    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: Optional[str] = None,
+    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: str | None = None,
                  suite_name_check: bool = True):
         """Constructor
 
@@ -827,7 +826,7 @@ class QEMUHandler(Handler):
     for these to collect whether the test passed or failed.
     """
 
-    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: Optional[str] = None,
+    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: str | None = None,
                  suite_name_check: bool = True):
         """Constructor
 
@@ -1117,7 +1116,7 @@ class QEMUWinHandler(Handler):
      for these to collect whether the test passed or failed.
      """
 
-    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: Optional[str] = None,
+    def __init__(self, instance, type_str: str, options: argparse.Namespace, generator_cmd: str | None = None,
                  suite_name_check: bool = True):
         """Constructor