fix(api): switch 'targets' query param to comma-delimited string in diagnostics endpoint

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 20
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/stainless%2Fstainless-v0-98ef57608e3e36cd34a8380ab4dc705a355cd313f8f4914ed8bddd2c6284a5fd.yml
-openapi_spec_hash: f697a51d97a3013f615dfc4ea73836b0
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/stainless%2Fstainless-v0-36086d31791dca6112f0c79f44f296d0cdea35df74f4b3b725f86296a51a86fd.yml
+openapi_spec_hash: 0ac69304e57ec27533774ed339a44314
 config_hash: 8563083ae1fa5c137476fb1237aa8ea9

pkg/cmd/builddiagnostic.go

@@ -46,9 +46,9 @@ var buildsDiagnosticsList = cli.Command{
 				QueryPath: "severity",
 			},
 		},
-		&requestflag.StringSliceFlag{
-			Name:  "target",
-			Usage: "Optional list of language targets to filter diagnostics by",
+		&requestflag.StringFlag{
+			Name:  "targets",
+			Usage: "Optional comma-delimited list of language targets to filter diagnostics by",
 			Config: requestflag.RequestConfig{
 				QueryPath: "targets",
 			},