fix(ci): monthly-translate pip cache 제거 — requirements.txt 없어서 실패 수정 [skip-notion]

Author: sungbin1015

.github/workflows/monthly-translate.yml

@@ -20,7 +20,6 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.12'
-          cache: pip
 
       - run: pip install requests