Fix warnings

rosetta-source/src/main/rosetta/event-common-func.rosetta

@@ -1447,7 +1447,7 @@ func Create_EffectiveOrTerminationDateTermChangeInstruction: <"Creates the relev
     output:
         termsChangeInstruction TermsChangeInstruction (1..1) <"The relevant primitive instruction for the roll, which is a terms change.">
 
-    condition dateExists:
+    condition DateExists:
         effectiveRollDate exists or terminationDate exists
 
     set termsChangeInstruction -> product -> contractualProduct: contractualProduct

rosetta-source/src/main/rosetta/event-position-type.rosetta

@@ -1,19 +1,16 @@
 namespace cdm.event.position : <"Position concepts: portfolio and portfolio aggregation.">
 version "${project.version}"
 
-import cdm.base.staticdata.party.*
+import cdm.base.math.*
 import cdm.base.staticdata.asset.common.*
 import cdm.base.staticdata.identifier.*
-import cdm.base.datetime.*
-
-import cdm.product.common.settlement.*
-import cdm.product.template.*
-import cdm.product.collateral.*
-
-import cdm.observable.asset.*
+import cdm.base.staticdata.party.*
 import cdm.event.common.*
 import cdm.event.workflow.*
-import cdm.base.math.*
+import cdm.observable.asset.*
+import cdm.product.collateral.*
+import cdm.product.common.settlement.*
+import cdm.product.template.*
 
 type ContractBase: <"Encapsulates data features common to trade and position.">
     contractDetails ContractDetails (0..1) <"Represents information specific to trades or positions involving contractual products.">