Disable acceptance/ssh (#4838)

Both fail always (or very frequently?).

  ```
  --- FAIL: TestAccept/ssh/connect-serverless-gpu (0.00s)
--- FAIL:
TestAccept/ssh/connect-serverless-gpu/DATABRICKS_BUNDLE_ENGINE=direct
(64.56s)
                        Error:          Not equal:
expected: "Connection successful\n"
                                        actual  : ""

                                        Diff:
                                        --- Expected
                                        +++ Actual
                                        @@ -1,2 +1 @@
                                        -Connection successful

                        Error:          Not equal:
                                        expected: ""
actual : "\n>>> [CLI] jobs get-run [NUMID]\n"

                                        Diff:
                                        --- Expected
                                        +++ Actual
                                        @@ -1 +1,3 @@

                                        +>>> [CLI] jobs get-run [NUMID]
                                        +
```

Author: denik

acceptance/ssh/connect-serverless-gpu/out.test.toml

@@ -1,5 +1,5 @@
 Local = false
-Cloud = true
+Cloud = false
 
 # Serverless GPU is only available in newer environments
 RequiresUnityCatalog = true

acceptance/ssh/connect-serverless-gpu/test.toml

@@ -1,5 +1,5 @@
 Local = false
-Cloud = true
+Cloud = false
 RequiresCluster = true
 
 [EnvMatrix]