Updates per review feedback

Signed-off-by: Gary O'Neall <gary@sourceauditor.com>

model/Core/Vocabularies/RelationshipType.md

@@ -80,7 +80,6 @@ name completes the sentence:
 - republishedBy: (Security) Designates a `from` Vulnerability's details were tracked, aggregated, and/or enriched to improve context (i.e. NVD) by a `to` Agent(s)
 - serializedInArtifact: The `from` SPDXDocument can be found in a serialized form in each `to` Artifact
 - testedOn: (AI, Dataset) The `from` Element has been tested on the `to` Element
-- serviceDependsOn (Service) The `from` SoftwareService depends on each `to` SoftwareService.
 - trainedOn: (AI, Dataset) The `from` Element has been trained by the `to` Element(s)
 - underInvestigationFor: (Security/VEX) The `from` Vulnerability impact is being investigated for each `to` Element
 - usesTool: The `from` Element uses each `to` Element as a tool during a LifecycleScopeType period.

model/Service/Classes/ServiceProvider.md

@@ -12,10 +12,6 @@ A ServiceProvider is an entity that provide a software service.
 
 ## Properties
 
-- providerUrl
-  - type: xsd:AnyURI
-  - minCount: 1
-
 ## Metadata
 
 - name: ServiceProvider

model/Service/Classes/SoftwareService.md

@@ -13,9 +13,8 @@ SoftwareService represents software being licensed, delivered and accessed onlin
 ## Properties
 
 - provider
-  - type: ServiceProvider
+  - type: Agent
   - minCount: 1
-  - maxCount: 1
 
 ## Metadata
 

model/Service/Properties/provider.md

@@ -14,4 +14,4 @@ The Agent that provides a SoftwareService to one or more consumers.
 
 - name: provider
 - Nature: ObjectProperty
-- Range: ServiceProvider
+- Range: Agent