Pass WASI conformance tasks as an array

Author: IRus

.github/workflows/pinned-conformance.yml

@@ -205,9 +205,10 @@ jobs:
         run: |
           set -euo pipefail
           mkdir -p artifacts
+          read -r -a gradle_tasks <<< "$GRADLE_TASKS"
           ./gradlew --stacktrace --console=plain \
             :tck:verifyWasiTestsuiteExclusions \
-            $GRADLE_TASKS \
+            "${gradle_tasks[@]}" \
             -Pkwasm.wasi.testsuiteDir="$GITHUB_WORKSPACE/upstream/wasi-testsuite" \
             2>&1 | tee "artifacts/wasi-preview1-${{ matrix.id }}.log"