Task #5441: COBALT RSP raw support: refer to new way in record_raw_data.sh....

Task #5441: COBALT RSP raw support: refer to new way in record_raw_data.sh. Supplements doc update in r38212.

RTCP/Cobalt/GPUProc/src/scripts/record_raw_data.sh

 #!/bin/bash
 #
+# NEW WAY:
+#
+# See GPUProc/etc/parset-additions.d/rspraw-enable.parset.OBSID
+#
+#
+# OLD WAY:
+#
 # To record raw data:
 #
 # 1. Define an observation in OTDB.