Install lektor with pip and venv

.woodpecker.yml

@@ -3,9 +3,10 @@ pipeline:
     image: python:3.8-bullseye
     commands:
       - apt-get update
-      - apt-get install -y git ca-certificates gettext wget python3-pip python3-babel
-      - wget https://gitlab.torproject.org/tpo/tpa/ci-templates/-/raw/main/lektor-requirements.txt -O requirements.txt
-      - python3 -m pip install --require-hashes -r requirements.txt
+      - apt-get install -y git gettext python3-pip python3-venv python3-babel
+      - virtualenv venv
+      - . venv/bin/activate
+      - pip install Lektor
       - rm -rf i18n
       - git clone https://lab.encryptionin.space/Queerscriptors/weblate-website.git i18n
       - lektor plugin reinstall