Mild backport: support same properties as Resolver 2.x

Also, fix misaligned filter sources re session

This is "mild backport" of #1655

Author: cstamas

maven-resolver-impl/src/main/java/org/eclipse/aether/internal/impl/filter/DefaultRemoteRepositoryFilterManager.java

@@ -69,7 +69,9 @@ public DefaultRemoteRepositoryFilterManager(Map<String, RemoteRepositoryFilterSo
 
     @Override
     public RemoteRepositoryFilter getRemoteRepositoryFilter(RepositorySystemSession session) {
-        return (RemoteRepositoryFilter) session.getData().computeIfAbsent(INSTANCE_KEY, () -> {
+        // use session specific key to distinguish between "derived" sessions
+        String instanceSpecificKey = INSTANCE_KEY + "." + session.hashCode();
+        return (RemoteRepositoryFilter) session.getData().computeIfAbsent(instanceSpecificKey, () -> {
             HashMap<String, RemoteRepositoryFilter> filters = new HashMap<>();
             for (Map.Entry<String, RemoteRepositoryFilterSource> entry : sources.entrySet()) {
                 RemoteRepositoryFilter filter = entry.getValue().getRemoteRepositoryFilter(session);

maven-resolver-impl/src/main/java/org/eclipse/aether/internal/impl/filter/RemoteRepositoryFilterSourceSupport.java

@@ -73,7 +73,8 @@ protected String configPropKey(String name) {
      * Default is {@code false}.
      */
     protected boolean isEnabled(RepositorySystemSession session) {
-        return ConfigUtils.getBoolean(session, false, CONFIG_PROP_PREFIX + this.name);
+        return ConfigUtils.getBoolean(session, false, CONFIG_PROP_PREFIX + this.name)
+                && ConfigUtils.getBoolean(session, false, CONFIG_PROP_PREFIX + this.name + ".skipped");
     }
 
     /**