Update webpubsub.json (#15048)

* Update webpubsub.json

* Remove JS/Java autorest 

Since the SDK does not rely on that

specification/webpubsub/data-plane/WebPubSub/preview/2021-05-01-preview/webpubsub.json

@@ -142,7 +142,7 @@
           "webpubsub"
         ],
         "summary": "Close the client connection.",
-        "operationId": "WebPubSub_CloseClientConnection",
+        "operationId": "WebPubSub_CloseConnection",
         "parameters": [
           {
             "in": "path",

specification/webpubsub/data-plane/readme.md

@@ -61,8 +61,6 @@ This is not used by Autorest itself.
 swagger-to-sdk:
   - repo: azure-sdk-for-python
   - repo: azure-sdk-for-net
-  - repo: azure-sdk-for-java
-  - repo: azure-sdk-for-js
 ```
 
 ## C#
@@ -80,37 +78,6 @@ csharp:
   clear-output-folder: true
 ```
 
-## Java
-
-These settings apply only when `--java` is specified on the command line.
-Please also specify `--azure-libraries-for-java-folder=<path to the root directory of your azure-libraries-for-java clone>`.
-
-``` yaml $(java)
-azure-arm: false
-fluent: true
-namespace: com.azure.messaging.webpubsub
-license-header: MICROSOFT_MIT_NO_CODEGEN
-payload-flattening-threshold: 1
-output-folder: $(azure-libraries-for-java-folder)/webpubsub/data-plane
-```
-
-## TypeScript
-
-These settings apply only when `--typescript` is specified on the command line.
-Please also specify `--typescript-sdks-folder=<path to root folder of your azure-sdk-for-js clone>`.
-
-``` yaml $(typescript)
-azure-arm: false
-package-name: "@azure/web-pubsub"
-license-header: MICROSOFT_MIT_NO_VERSION
-output-folder: "$(typescript-sdks-folder)/sdk/web-pubsub/web-pubsub"
-clear-output-folder: true
-generate-metadata: true
-v3: true
-use-extension:
-  "@autorest/typescript": "6.0.0-dev.20201105.2"
-```
-
 ## Python
 
 These settings apply only when `--python` is specified on the command line.