Update to custom method and docs

Author: Sophia Marie Terry

tools/spectral/ipa/rulesets/IPA-109.yaml

@@ -73,6 +73,6 @@ rules:
         - Confirms that the existing operationId is compliant with generated IPA Compliant OperationId
     message: '{{error}} https://mdb.link/mongodb-atlas-openapi-validation#xgen-IPA-109-valid-operation-id'
     severity: warn
-    given: '$.paths[*]'
+    given: '$.paths[*][*]'
     then:
       function: 'IPA109ValidOperationID'

tools/spectral/ipa/rulesets/README.md

@@ -141,7 +141,7 @@ Rule checks for the following conditions:
 
 #### xgen-IPA-104-valid-operation-id
 
- `off` 
+ ![warn](https://img.shields.io/badge/warning-yellow) 
 The Operation ID must start with the verb “get” and should be followed by a noun or compound noun.
 The noun(s) in the Operation ID should be the collection identifiers from the resource identifier in singular form.
 If the resource is a singleton resource, the last noun may be the plural form of the collection identifier.