Upgrade poetry version to latest 1.8.3 (#688)

* Upgrade poetry version to latest 1.8.3

* Update poetry.lock file

Author: ChristianZaccaria

.github/workflows/nightly-image-build.yaml

@@ -8,7 +8,7 @@ on:
 
 env:
     PYTHON_VERSION: 3.8
-    POETRY_VERSION: 1.5.1
+    POETRY_VERSION: 1.8.3
     QUAY_ORGANIZATION: 'project-codeflare'
     SDK_FILE: 'codeflare_sdk-0.0.0.dev0.tar.gz'
     IMAGE_TAG: 'dev'

.github/workflows/release.yaml

@@ -21,7 +21,7 @@ on:
               required: true
             poetry_version:
               type: string
-              default: "1.5.1"
+              default: "1.8.3"
               required: true
             codeflare-repository-organization:
               type: string