Flagged enums referenced as collections.

[andrueastman]

1. Type windows10XSCEPCertificateProfile references graph.hashAlgorithms as a collection when graph.hashAlgorithms is already a Flagged enum. Other references/documentation involve a single value enum. https://learn.microsoft.com/en-us/graph/api/intune-rapolicy-windows10xscepcertificateprofile-create?view=graph-rest-beta
2. graph.authenticationMethodModes is always referenced as a collection of in the metadata despite it being a flagged enum type. Other references/documentation point it to be being serialized a single value in a collection. appliesToCombinations property at https://learn.microsoft.com/en-us/graph/api/authenticationcombinationconfiguration-get?view=graph-rest-beta&tabs=http
3. conditionalAccessConditions is no longer referenced as a collection