chore(deps): update dependency open-feature/test-harness to v0.2.2 (#150)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/pr-checks.yml

@@ -45,7 +45,7 @@ jobs:
         with:
           submodules: recursive
       - name: Run flagd-testbed
-        run: docker run -d -p 8013:8013 -v ${{ github.workspace }}/test-harness/testing-flags.json:/testing-flags.json ghcr.io/open-feature/flagd-testbed:v0.2.1
+        run: docker run -d -p 8013:8013 -v ${{ github.workspace }}/test-harness/testing-flags.json:/testing-flags.json ghcr.io/open-feature/flagd-testbed:v0.2.2
       - name: Setup Environment
         run: |
           echo "GOPATH=$(go env GOPATH)" >> $GITHUB_ENV