Set forkCount=1 in CI profile for single-threaded test execution

Add forkCount=1 to both surefire and failsafe plugins in the CI profile
to ensure tests run in single-threaded mode while maintaining toolchain
compatibility by not setting reuseForks=false.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: velo

pom.xml

@@ -1067,13 +1067,15 @@
             <artifactId>maven-surefire-plugin</artifactId>
             <configuration>
               <redirectTestOutputToFile>false</redirectTestOutputToFile>
+              <forkCount>1</forkCount>
             </configuration>
           </plugin>
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-failsafe-plugin</artifactId>
             <configuration>
               <redirectTestOutputToFile>false</redirectTestOutputToFile>
+              <forkCount>1</forkCount>
             </configuration>
           </plugin>
         </plugins>