fix: invert test.yml excludes logic (#910)

## PR Checklist

- [x] Addresses an existing open issue: fixes #909
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/create-typescript-app/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/create-typescript-app/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

🤦 .

src/steps/writing/creation/dotGitHub/createWorkflows.test.ts

@@ -355,6 +355,26 @@ describe("createWorkflows", () => {
 			permissions:
 			  contents: write
 			  id-token: write
+			",
+			  "test.yml": "jobs:
+			  test:
+			    runs-on: ubuntu-latest
+			    steps:
+			      - uses: actions/checkout@v4
+			      - uses: ./.github/actions/prepare
+			      - run: pnpm run test --coverage
+			      - name: Codecov
+			        uses: codecov/codecov-action@v3
+			        with:
+			          github-token: \${{ secrets.GITHUB_TOKEN }}
+
+			name: Test
+
+			on:
+			  pull_request: ~
+			  push:
+			    branches:
+			      - main
 			",
 			  "tsc.yml": "jobs:
 			  type_check:
@@ -446,26 +466,6 @@ describe("createWorkflows", () => {
 
 			name: Prettier
 
-			on:
-			  pull_request: ~
-			  push:
-			    branches:
-			      - main
-			",
-			  "test.yml": "jobs:
-			  test:
-			    runs-on: ubuntu-latest
-			    steps:
-			      - uses: actions/checkout@v4
-			      - uses: ./.github/actions/prepare
-			      - run: pnpm run test --coverage
-			      - name: Codecov
-			        uses: codecov/codecov-action@v3
-			        with:
-			          github-token: \${{ secrets.GITHUB_TOKEN }}
-
-			name: Test
-
 			on:
 			  pull_request: ~
 			  push:

src/steps/writing/creation/dotGitHub/createWorkflows.ts

@@ -266,7 +266,7 @@ export function createWorkflows(options: Options) {
 				],
 			}),
 		}),
-		...(options.excludeTests && {
+		...(!options.excludeTests && {
 			"test.yml": createWorkflowFile({
 				name: "Test",
 				steps: [