workflow-templates: Correct filename for OpenSSF Scorecard

Scorecard is not pluralized.
ref: ossf/scorecard#2427

Signed-off-by: Stephen Augustus <foo@auggie.dev>

README.md

@@ -201,7 +201,7 @@ Secure-Repo has a [workflow-templates](https://github.com/step-security/secure-r
 
 Before the fix, you do not have a OpenSSF Scorecard workflow.
 
-After the fix, a `scorecards.yml` GitHub Actions workflow gets added to your project.
+After the fix, a `scorecard.yml` GitHub Actions workflow gets added to your project.
 
 **Pull request example**: https://github.com/microsoft/CLRInstrumentationEngine/pull/527
 

remediation/workflow/addworkflow.go

@@ -12,7 +12,7 @@ import (
 const (
 	CodeQLWorkflowFileName   = "codeql.yml"
 	DependencyReviewFileName = "dependency-review.yml"
-	ScorecardFileName        = "scorecards.yml"
+	ScorecardFileName        = "scorecard.yml"
 	CodeQL                   = "CodeQL"
 	DependencyReview         = "Dependency-review"
 	Scorecard                = "Scorecard"
@@ -70,4 +70,4 @@ func AddWorkflow(name string, workflowParameters WorkflowParameters) (string, er
 	} else {
 		return "", fmt.Errorf("match for %s Workflow name not found", name)
 	}
-}
+}

remediation/workflow/addworkflow_test.go

@@ -43,7 +43,7 @@ func Test_AddWorkflow(t *testing.T) {
 				DefaultBranch: "main",
 			},
 			expectedError:      false,
-			expectedOutputFile: "../../testfiles/addworkflow/expected-scorecards.yml",
+			expectedOutputFile: "../../testfiles/addworkflow/expected-scorecard.yml",
 		},
 	}