refactor(source): remove useless withoutTrailingSlash call

Author: larbish

src/module/src/runtime/utils/source.ts

@@ -32,7 +32,7 @@ export function getCollectionSourceById(id: string, sources: ResolvedCollectionS
 
     let fsPath
     const [fixPart] = source.include.includes('*') ? source.include.split('*') : ['', source.include]
-    const fixed = withoutTrailingSlash(withoutLeadingSlash(fixPart || '/'))
+    const fixed = withoutTrailingSlash(fixPart || '/')
     if (withoutLeadingSlash(fixed) === withoutLeadingSlash(prefix)) {
       fsPath = prefixAndPath
     }