[pom] Mark doxia 2 blocked items more clearly

pom.xml

@@ -196,18 +196,17 @@
         <plexusUtilsVersion>4.0.2</plexusUtilsVersion>
         <plexusXmlVersion>3.0.1</plexusXmlVersion>
 
-        <!-- Required for doxia 1 -->
-        <dependency-check.plugin>10.0.4</dependency-check.plugin>
-        <fluido.version>1.12.0</fluido.version>
-        <project-info.plugin>3.6.2</project-info.plugin>
-        <site.plugin>3.12.1</site.plugin>
-        <versions.plugin>2.17.1</versions.plugin>
+        <dependency-check.plugin note="11.0.0+ requires doxia 2">10.0.4</dependency-check.plugin>
+        <fluido.version note="2.0.0+ requires doxia 2">1.12.0</fluido.version>
+        <pluginPluginVersion note="3.15.0 requires doxia 2">3.14.0</pluginPluginVersion>
+        <project-info.plugin note="3.7.0+ requires doxia 2">3.6.2</project-info.plugin>
+        <site.plugin note="3.20.0+ requires doxia 2">3.12.1</site.plugin>
+        <versions.plugin note="2.18.0+ requires doxia 2">2.17.1</versions.plugin>
 
         <l10nPluginVersion>1.1.0</l10nPluginVersion>
         <codenarcPluginVersion>0.22-1</codenarcPluginVersion>
         <gmavenPluginVersion>4.1.1</gmavenPluginVersion>
         <invokerPluginVersion>3.9.0</invokerPluginVersion>
-        <pluginPluginVersion>3.14.0</pluginPluginVersion>
         <scmPluginVersion>2.1.0</scmPluginVersion>
 
         <spotbugsTestDebug>false</spotbugsTestDebug>