Replace nonsense "has term editor" annotation assertion with "has exa…

…ct synonym" in RO:0002207 (#665)

* Remove nonsense "has term editor" annotation assertion

This is clearly not the name of a person, maybe it's a synonym? @cmungall @dosumis since you're marked as the editors can you clarify how to address this?

* Add synonym

src/ontology/ro-edit.owl

@@ -2268,9 +2268,9 @@ AnnotationAssertion(obo:IAO_0000114 obo:RO_0002207 obo:IAO_0000125)
 AnnotationAssertion(obo:IAO_0000115 obo:RO_0002207 "Candidate definition: x directly_develops from y if and only if there exists some developmental process (GO:0032502) p such that x and y both participate in p, and x is the output of p and y is the input of p, and a substantial portion of the matter of x comes from y, and the start of x is coincident with or after the end of y.")
 AnnotationAssertion(obo:IAO_0000117 obo:RO_0002207 <https://orcid.org/0000-0002-6601-2165>)
 AnnotationAssertion(obo:IAO_0000117 obo:RO_0002207 <https://orcid.org/0000-0002-7073-9172>)
-AnnotationAssertion(obo:IAO_0000117 obo:RO_0002207 "has developmental precursor")
 AnnotationAssertion(obo:IAO_0000119 obo:RO_0002207 "FBbt")
 AnnotationAssertion(obo:RO_0002575 obo:RO_0002207 obo:RO_0002202)
+AnnotationAssertion(oboInOwl:hasExactSynonym obo:RO_0002207 "has developmental precursor")
 AnnotationAssertion(rdfs:comment obo:RO_0002207 "TODO - add child relations from DOS")
 AnnotationAssertion(rdfs:label obo:RO_0002207 "directly develops from"@en)
 SubObjectPropertyOf(obo:RO_0002207 obo:RO_0002202)