BUG/ENH: Fix Backwards Pipeline Compatibility and Add Testing (#1476)

* Error Message Readability
* Backwards compatibility updates
* Complete 6.6 Backwards Compatibility Test and Documentation
* Update ExtractVertexGeometry conversion
* Add testing for all 6.5 default pipelines (except synthetics)

Author: nyoungbq

CMakeLists.txt

@@ -516,7 +516,7 @@ set(SIMPLNX_HDRS
   ${SIMPLNX_SOURCE_DIR}/Pipeline/Pipeline.hpp
   ${SIMPLNX_SOURCE_DIR}/Pipeline/PipelineFilter.hpp
   ${SIMPLNX_SOURCE_DIR}/Pipeline/PlaceholderFilter.hpp
-
+  ${SIMPLNX_SOURCE_DIR}/Pipeline/LegacySimplFilterUuid.hpp
   ${SIMPLNX_SOURCE_DIR}/Pipeline/Messaging/AbstractPipelineMessage.hpp
   ${SIMPLNX_SOURCE_DIR}/Pipeline/Messaging/FilterPreflightMessage.hpp
   ${SIMPLNX_SOURCE_DIR}/Pipeline/Messaging/NodeAddedMessage.hpp