Switch snapshot access to central portal

Author: cowtowncoder

pom.xml

@@ -159,10 +159,11 @@
   <!-- Alas, need to include snapshot reference since otherwise can not find
        snapshot of parent... -->
   <repositories>
+    <!-- 13-May-2025, tatu: now access snapshots via Central Portal -->
     <repository>
-      <id>sonatype-nexus-snapshots</id>
-      <name>Sonatype Nexus Snapshots</name>
-      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+      <id>central-snapshots</id>
+      <name>Sonatype Central Portal (snapshots)</name>
+      <url>https://central.sonatype.com/repository/maven-snapshots</url>
       <releases><enabled>false</enabled></releases>
       <snapshots><enabled>true</enabled></snapshots>
     </repository>