Cleanup: update use of typing in for Python scripts

tools/check_docs/check_docs_code_layout.py

@@ -18,12 +18,6 @@ check_docs_code_layout.py --markdown=markdown.txt
 import os
 import argparse
 
-from typing import (
-    List,
-    Optional,
-)
-
-
 # -----------------------------------------------------------------------------
 # Constants
 
@@ -42,7 +36,7 @@ def text_with_title_underline(text: str, underline: str = "=") -> str:
     return "\n{:s}\n{:s}\n".format(text, len(text) * underline)
 
 
-def html_extract_markdown_from_url(url: str) -> Optional[str]:
+def html_extract_markdown_from_url(url: str) -> str | None:
     """
     Download
     """
@@ -60,7 +54,7 @@ def html_extract_markdown_from_url(url: str) -> Optional[str]:
 # -----------------------------------------------------------------------------
 # markdown Text Parsing
 
-def markdown_to_paths(markdown: str) -> List[str]:
+def markdown_to_paths(markdown: str) -> list[str]:
     file_paths = []
     markdown = markdown.replace("<p>", "")
     markdown = markdown.replace("</p>", "")
@@ -83,14 +77,14 @@ def markdown_to_paths(markdown: str) -> List[str]:
 # -----------------------------------------------------------------------------
 # Reporting
 
-def report_known_markdown_paths(file_paths: List[str]) -> None:
+def report_known_markdown_paths(file_paths: list[str]) -> None:
     heading = "Paths Found in markdown Table"
     print(text_with_title_underline(heading))
     for p in file_paths:
         print("-", p)
 
 
-def report_missing_source(file_paths: List[str]) -> int:
+def report_missing_source(file_paths: list[str]) -> int:
     heading = "Missing in Source Dir"
 
     test = [p for p in file_paths if not os.path.exists(os.path.join(SOURCE_DIR, p))]
@@ -108,7 +102,7 @@ def report_missing_source(file_paths: List[str]) -> int:
     return len(test)
 
 
-def report_incomplete(file_paths: List[str]) -> int:
+def report_incomplete(file_paths: list[str]) -> int:
     heading = "Missing Documentation"
 
     test = []
@@ -137,7 +131,7 @@ def report_incomplete(file_paths: List[str]) -> int:
     return len(test)
 
 
-def report_alphabetical_order(file_paths: List[str]) -> int:
+def report_alphabetical_order(file_paths: list[str]) -> int:
     heading = "Non-Alphabetically Ordered"
     test = []