When using `category/java/errorprone.xml` ruleset with PMD 7.0.0-rc4 I'm getting these warnings:
```
Warning at category/java/errorprone.xml:1039:78
1037| <properties>
1038| <property name="version" value="2.0"/>
1039| <property name="typesThatCompareByReference" type="List[String]" delimiter="," description="List of canonical type names for which reference comparison is allowed.">
^^^^^^^^^ Delimiter attribute is not supported anymore, values are always comma-separated.
1040| <value>java.lang.Enum,java.lang.Class</value>
1041| </property>
Warning at category/java/errorprone.xml:2353:62
2351| <priority>3</priority>
2352| <properties>
2353| <property name="annotations" type="List[String]" delimiter="," value="org.springframework.beans.factory.annotation.Autowired,javax.inject.Inject,com.google.inject.Inject" description="If a constructor is annotated with one of these annotations, then the class is ignored."/>
^^^^^^^^^ Delimiter attribute is not supported anymore, values are always comma-separated.
2354| <property name="xpath">
2355| <value>
```
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