fix(oslogin): update the API

#### oslogin:v1alpha

The following keys were changed:
- schemas.SshPublicKey.properties.key.description

#### oslogin:v1beta

The following keys were changed:
- schemas.SshPublicKey.properties.key.description

#### oslogin:v1

The following keys were changed:
- schemas.SshPublicKey.properties.key.description

Author: yoshi-automation

discovery/oslogin-v1.json

@@ -349,7 +349,7 @@
       }
     }
   },
-  "revision": "20231217",
+  "revision": "20250317",
   "rootUrl": "https://oslogin.googleapis.com/",
   "schemas": {
     "Empty": {
@@ -478,7 +478,7 @@
           "type": "string"
         },
         "key": {
-          "description": "Public key text in SSH format, defined by RFC4253 section 6.6.",
+          "description": "Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.",
           "type": "string"
         },
         "name": {

discovery/oslogin-v1alpha.json

@@ -542,7 +542,7 @@
       }
     }
   },
-  "revision": "20250302",
+  "revision": "20250317",
   "rootUrl": "https://oslogin.googleapis.com/",
   "schemas": {
     "Empty": {
@@ -773,7 +773,7 @@
           "type": "string"
         },
         "key": {
-          "description": "Public key text in SSH format, defined by RFC4253 section 6.6.",
+          "description": "Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.",
           "type": "string"
         },
         "name": {

discovery/oslogin-v1beta.json

@@ -512,7 +512,7 @@
       }
     }
   },
-  "revision": "20250302",
+  "revision": "20250317",
   "rootUrl": "https://oslogin.googleapis.com/",
   "schemas": {
     "Empty": {
@@ -743,7 +743,7 @@
           "type": "string"
         },
         "key": {
-          "description": "Public key text in SSH format, defined by RFC4253 section 6.6.",
+          "description": "Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.",
           "type": "string"
         },
         "name": {

src/apis/oslogin/v1.ts

@@ -220,7 +220,7 @@ export namespace oslogin_v1 {
      */
     fingerprint?: string | null;
     /**
-     * Public key text in SSH format, defined by RFC4253 section 6.6.
+     * Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.
      */
     key?: string | null;
     /**

src/apis/oslogin/v1alpha.ts

@@ -302,7 +302,7 @@ export namespace oslogin_v1alpha {
      */
     fingerprint?: string | null;
     /**
-     * Public key text in SSH format, defined by RFC4253 section 6.6.
+     * Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.
      */
     key?: string | null;
     /**

src/apis/oslogin/v1beta.ts

@@ -302,7 +302,7 @@ export namespace oslogin_v1beta {
      */
     fingerprint?: string | null;
     /**
-     * Public key text in SSH format, defined by RFC4253 section 6.6.
+     * Required. Public key text in SSH format, defined by [RFC4253](https://www.ietf.org/rfc/rfc4253.txt) section 6.6.
      */
     key?: string | null;
     /**