feat(civicinfo)!: update the API

BREAKING CHANGE: This release has breaking changes.

#### civicinfo:v2

The following keys were deleted:
- schemas.Contest.properties.primaryParty.description
- schemas.Contest.properties.primaryParty.type

discovery/civicinfo-v2.json

@@ -352,7 +352,7 @@
  }
  }
  },
- "revision": "20230321",
+ "revision": "20230418",
  "rootUrl": "https://civicinfo.googleapis.com/",
  "schemas": {
  "AdministrationRegion": {
@@ -590,10 +590,6 @@
  },
  "type": "array"
  },
- "primaryParty": {
- "description": "[DEPRECATED] If this is a partisan election, the name of the party it is for. This field as deprecated in favor of the array \"primaryParties\", as contests may contain more than one party.",
- "type": "string"
- },
  "referendumBallotResponses": {
  "description": "The set of ballot responses for the referendum. A ballot response represents a line on the ballot. Common examples might include \"yes\" or \"no\" for referenda. This field is only populated for contests of type 'Referendum'.",
  "items": {

src/apis/civicinfo/v2.ts

@@ -308,10 +308,6 @@ export namespace civicinfo_v2 {
  * If this is a partisan election, the name of the party/parties it is for.
  */
  primaryParties?: string[] | null;
- /**
- * [DEPRECATED] If this is a partisan election, the name of the party it is for. This field as deprecated in favor of the array "primaryParties", as contests may contain more than one party.
- */
- primaryParty?: string | null;
  /**
  * The set of ballot responses for the referendum. A ballot response represents a line on the ballot. Common examples might include "yes" or "no" for referenda. This field is only populated for contests of type 'Referendum'.
  */