Update to Poetry 2 (#1099)

Author: linusha

.github/workflows/backend.yml

@@ -36,7 +36,7 @@ jobs:
           cp xapian-core-1.4.26/languages/stopwords/english.list /usr/share/xapian-core/stopwords/english.list
 
       - name: Install poetry
-        run: pipx install "poetry<2.0"
+        run: pipx install poetry
 
       - name: Set up Python
         uses: actions/setup-python@v5

.github/workflows/scheduled.yml

@@ -36,7 +36,7 @@ jobs:
           cp xapian-core-1.4.26/languages/stopwords/english.list /usr/share/xapian-core/stopwords/english.list
 
       - name: Install poetry
-        run: pipx install "poetry<2.0"
+        run: pipx install poetry
 
       - name: Set up Python
         uses: actions/setup-python@v5

backend/Dockerfile

@@ -17,7 +17,7 @@ RUN apk --update add \
     xapian-core \
     xapian-bindings-python3
 
-RUN pip install "poetry<2.0"
+RUN pip install poetry
 
 WORKDIR /howtheyvote/backend