1. Navigate to %xCPDesigner%/plugins folder
2. Find the jar file com.emc.xcp.builder.deployment.xms_xxx
3. Open the jar using 7-zip or someother and edit the file blueprint.xml file located at com\documentum\deployment\xms
4. remove search and bam services from the file
5. Restart xCP designer.
Now xCP Designer will not validate these 2 services. Also perform the above steps in the xms server as well.
Note: This might not be supported by EMC.