chore: remove potential fix

Author: JenniferMah

pom.xml

@@ -46,18 +46,6 @@
               <nexusUrl>https://oss.sonatype.org/</nexusUrl>
               <autoReleaseAfterClose>true</autoReleaseAfterClose>
             </configuration>
-            <dependencies>
-              <!--
-                TODO:
-                  Remove after OSSRH-66257, NEXUS-26993 are fixed,
-                  possibly via https://github.com/sonatype/nexus-maven-plugins/pull/91
-              -->
-              <dependency>
-                <groupId>com.thoughtworks.xstream</groupId>
-                <artifactId>xstream</artifactId>
-                <version>1.4.15</version>
-              </dependency>
-            </dependencies>
           </plugin>
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>