Pin poetry version to 2.2.1 to fix CI failures

Fix CI failures caused by incompatible newer poetry versions by pinning
poetry to version 2.2.1 in all GitHub Actions workflows.

This follows the same fix applied in databricks-sql-python PR #735.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: msrathore-db

.github/workflows/code-quality-checks.yml

@@ -30,6 +30,7 @@ jobs:
             - name: Install Poetry
               uses: snok/install-poetry@v1
               with:
+                  version: "2.2.1"
                   virtualenvs-create: true
                   virtualenvs-in-project: true
                   installer-parallel: true
@@ -82,6 +83,7 @@ jobs:
             - name: Install Poetry
               uses: snok/install-poetry@v1
               with:
+                  version: "2.2.1"
                   virtualenvs-create: true
                   virtualenvs-in-project: true
                   installer-parallel: true

.github/workflows/integration.yml

@@ -33,6 +33,7 @@ jobs:
             - name: Install Poetry
               uses: snok/install-poetry@v1
               with:
+                  version: "2.2.1"
                   virtualenvs-create: true
                   virtualenvs-in-project: true
                   installer-parallel: true

.github/workflows/publish-test.yml

@@ -21,6 +21,7 @@ jobs:
             - name: Install Poetry
               uses: snok/install-poetry@v1
               with:
+                  version: "2.2.1"
                   virtualenvs-create: true
                   virtualenvs-in-project: true
                   installer-parallel: true

.github/workflows/publish.yml

@@ -24,6 +24,7 @@ jobs:
             - name: Install Poetry
               uses: snok/install-poetry@v1
               with:
+                  version: "2.2.1"
                   virtualenvs-create: true
                   virtualenvs-in-project: true
                   installer-parallel: true