fix: typo in docs (#56)

Author: tsotimus

.github/pull_request_template.md

@@ -1,5 +1,3 @@
-# PR Title
-
 ## Key Changes
 
 - Change 1

apps/docs/pages/guides/spa.mdx

@@ -89,7 +89,7 @@ export default defineConfig({
 
 ### Caveats
 
-If you are using a library that dynamically injects CSS into the page (e.g., `styled-components`, `emotion`, or `MUI`), you will need to set your `style-elem-src` policy to include `'unsafe-inline'`.
+If you are using a library that dynamically injects CSS into the page (e.g., `styled-components`, `emotion`, or `MUI`), you will need to set your `style-src-elem` policy to include `'unsafe-inline'`.
 
 The only alternative is to move to a server and use nonce-based CSPs.