Use exact invocation from poetry docs

PeterJCLaw · PeterJCLaw · commit 7434fc6aad7f · 2022-09-07T15:11:19.000+01:00
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -5,7 +5,7 @@ references:
     run:
       name: Install Poetry
       command: |
-        curl -sSL https://install.python-poetry.org/ | python3
+        curl -sSL https://install.python-poetry.org | python3 -
   restore-dependencies-cache: &restore-dependencies-cache
     restore_cache:
       keys:
