Fixed a typo which caused a bug. WorkflowRuns url was missing a 's'

Author: mitulamin

src/main/java/com/spotify/github/v3/clients/WorkflowRunsClient.java

@@ -37,7 +37,7 @@
  */
 public class WorkflowRunsClient {
   private static final String LIST_REPOSITORY_WORKFLOW_RUNS_URI = "/repos/%s/%s/actions/runs";
-  private static final String LIST_WORKFLOW_RUNS_URI = "/repos/%s/%s/actions/workflow/%s/runs";
+  private static final String LIST_WORKFLOW_RUNS_URI = "/repos/%s/%s/actions/workflows/%s/runs";
   private static final String GET_WORKFLOW_RUN_URI = "/repos/%s/%s/actions/runs/%s";
 
   private final GitHubClient github;

src/test/java/com/spotify/github/v3/clients/WorkflowRunsClientTest.java

@@ -212,7 +212,7 @@ public void listWorkflowRunsFiltered() throws Exception {
     final CompletableFuture<WorkflowRunsResponseList> actualResponse =
         workflowRunsClient.listWorkflowRuns(159038, params);
 
-    assertThat(pathCaptor.getValue(), is("/repos/someowner/somerepo/actions/workflow/159038/runs?status=completed"));
+    assertThat(pathCaptor.getValue(), is("/repos/someowner/somerepo/actions/workflows/159038/runs?status=completed"));
 
     assertThat(actualResponse.get().totalCount(), is(1));
     assertThat(actualResponse.get().workflowRuns().size(), is(1));