Use altDeploymentRepository for GitHub Packages

Author: jaymcnallie

.github/workflows/ci.yml

@@ -99,5 +99,5 @@ jobs:
           mvn deploy $MAVEN_CLI_OPTS \
             -DskipTests=true \
             -DretryFailedDeploymentCount=10 \
-            -Dreleases.repository.url=https://maven.pkg.github.com/codice/ddf-jaxb \
-            -Dsnapshots.repository.url=https://maven.pkg.github.com/codice/ddf-jaxb
+            -DaltReleaseDeploymentRepository=releases::https://maven.pkg.github.com/codice/ddf-jaxb \
+            -DaltSnapshotDeploymentRepository=snapshots::https://maven.pkg.github.com/codice/ddf-jaxb