Use cuda 11.8 for circleci tests (#3381)

Summary:
Use cuda 11.8 for circleci tests.
11.7 was deprecated

Pull Request resolved: https://github.com/pytorch/audio/pull/3381

Reviewed By: osalpekar

Differential Revision: D46236223

Pulled By: atalman

fbshipit-source-id: 6d6a8e09603807a07241f31c1bd1e6d3a2b67d9d

.circleci/config.yml

@@ -319,7 +319,7 @@ jobs:
       name: windows-gpu
     environment:
       <<: *environment
-      CUDA_VERSION: "11.7"
+      CUDA_VERSION: "11.8"
     steps:
       - checkout
       - designate_upload_channel

.circleci/config.yml.in

@@ -319,7 +319,7 @@ jobs:
       name: windows-gpu
     environment:
       <<: *environment
-      CUDA_VERSION: "11.7"
+      CUDA_VERSION: "11.8"
     steps:
       - checkout
       - designate_upload_channel