[doc] ref doc issues in @azure/keyvault-keys

[jeremymeng]

invalid link

• links in *Options interfaces. For example, passed to {@link beginDeleteKey} in

  azure-sdk-for-js/sdk/keyvault/keyvault-keys/src/keysModels.ts

  Line 410 in 56ccee8

  * passed to {@link beginDeleteKey}

  . We probably need passed to {@link KeyClient.beginDeleteKey} and import type { KeyClient }. Would the latter cause circular dependency issue?
• link to unwrap

sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:73: * Result of the {@link wrap} operation.
sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:77: * Result of the {@link wrap} operation in bytes.
sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:91: * Result of the {@link unwrap} operation.
sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:95: * Result of the {@link unwrap} operation in bytes.
sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:183: * Options for {@link wrapKey}.
sdk/keyvault/keyvault-keys/src/cryptographyClientModels.ts:188: * Options for {@link unwrapKey}.