feat(serviceusage): update the api

#### serviceusage:v1

The following keys were added:
- schemas.CommonLanguageSettings.properties.selectiveGapicGeneration.$ref (Total Keys: 1)
- schemas.SelectiveGapicGeneration (Total Keys: 4)

#### serviceusage:v1beta1

The following keys were added:
- schemas.CommonLanguageSettings.properties.selectiveGapicGeneration.$ref (Total Keys: 1)
- schemas.SelectiveGapicGeneration (Total Keys: 4)

googleapiclient/discovery_cache/documents/serviceusage.v1.json

@@ -426,7 +426,7 @@
 }
 }
 },
-"revision": "20240905",
+"revision": "20240919",
 "rootUrl": "https://serviceusage.googleapis.com/",
 "schemas": {
 "AddEnableRulesMetadata": {
@@ -1003,6 +1003,10 @@
 "deprecated": true,
 "description": "Link to automatically generated reference documentation. Example: https://cloud.google.com/nodejs/docs/reference/asset/latest",
 "type": "string"
+},
+"selectiveGapicGeneration": {
+"$ref": "SelectiveGapicGeneration",
+"description": "Configuration for which RPCs should be generated in the GAPIC client."
 }
 },
 "type": "object"
@@ -3142,6 +3146,20 @@
 },
 "type": "object"
 },
+"SelectiveGapicGeneration": {
+"description": "This message is used to configure the generation of a subset of the RPCs in a service for client libraries.",
+"id": "SelectiveGapicGeneration",
+"properties": {
+"methods": {
+"description": "An allowlist of the fully qualified names of RPCs that should be included on public client surfaces.",
+"items": {
+"type": "string"
+},
+"type": "array"
+}
+},
+"type": "object"
+},
 "ServiceIdentity": {
 "description": "Service identity for a service. This is the identity that service producer should use to access consumer resources.",
 "id": "ServiceIdentity",

googleapiclient/discovery_cache/documents/serviceusage.v1beta1.json

@@ -964,7 +964,7 @@
 }
 }
 },
-"revision": "20240905",
+"revision": "20240919",
 "rootUrl": "https://serviceusage.googleapis.com/",
 "schemas": {
 "AddEnableRulesMetadata": {
@@ -1521,6 +1521,10 @@
 "deprecated": true,
 "description": "Link to automatically generated reference documentation. Example: https://cloud.google.com/nodejs/docs/reference/asset/latest",
 "type": "string"
+},
+"selectiveGapicGeneration": {
+"$ref": "SelectiveGapicGeneration",
+"description": "Configuration for which RPCs should be generated in the GAPIC client."
 }
 },
 "type": "object"
@@ -3941,6 +3945,20 @@
 },
 "type": "object"
 },
+"SelectiveGapicGeneration": {
+"description": "This message is used to configure the generation of a subset of the RPCs in a service for client libraries.",
+"id": "SelectiveGapicGeneration",
+"properties": {
+"methods": {
+"description": "An allowlist of the fully qualified names of RPCs that should be included on public client surfaces.",
+"items": {
+"type": "string"
+},
+"type": "array"
+}
+},
+"type": "object"
+},
 "Service": {
 "description": "A service that is available for use by the consumer.",
 "id": "Service",