Use self-documenting option instead of cryptic option (TheAlgorithms#2487)

* Use self-documenting option instead of cryptic option

@mateuszz0000 Your review, please.  Pretend that you do not know what `-L` stands for.  How many keystrokes and clicks does it take to confirm the purpose of this option?

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

Author: cclauss

.github/workflows/codespell.yml

@@ -11,7 +11,7 @@ jobs:
       - run: pip install codespell flake8
       - run: |
           SKIP="./.*,./other/dictionary.txt,./other/words,./project_euler/problem_22/p022_names.txt"
-          codespell -L ans,fo,hist,iff,secant,tim --skip=$SKIP --quiet-level=2
+          codespell --ignore-words-list=ans,fo,hist,iff,secant,som,tim --skip=$SKIP --quiet-level=2
       - name: Codespell comment
         if: ${{ failure() }}
         uses: plettich/python_codespell_action@master

DIRECTORY.md

@@ -646,6 +646,8 @@
     * [Sol1](https://github.com/TheAlgorithms/Python/blob/master/project_euler/problem_67/sol1.py)
   * Problem 76
     * [Sol1](https://github.com/TheAlgorithms/Python/blob/master/project_euler/problem_76/sol1.py)
+  * Problem 97
+    * [Sol1](https://github.com/TheAlgorithms/Python/blob/master/project_euler/problem_97/sol1.py)
   * Problem 99
     * [Sol1](https://github.com/TheAlgorithms/Python/blob/master/project_euler/problem_99/sol1.py)