ci: temporary fix version for splunk/addonfactory-test-matrix-action (#209)

Author: artemrys

.github/workflows/build-test-release.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v3
       - name: matrix
         id: matrix
-        uses: splunk/addonfactory-test-matrix-action@v1
+        uses: splunk/addonfactory-test-matrix-action@v1.8.18
 
   fossa-scan:
     continue-on-error: true