fix(lint): resolve linting issues in dlx modules

- Remove unused catch parameter in dlx-binary.ts
- Fix formatting in dlx-manifest.ts constructor

Author: jdalton

src/dlx-binary.ts

@@ -337,7 +337,7 @@ async function writeMetadata(
         url,
       },
     })
-  } catch (error) {
+  } catch {
     // Silently ignore manifest write errors - not critical.
     // The per-directory metadata is the source of truth for now.
   }

src/dlx-manifest.ts

@@ -121,8 +121,7 @@ export class DlxManifest {
 
   constructor(options: DlxManifestOptions = {}) {
     this.manifestPath =
-      options.manifestPath ??
-      path.join(getSocketDlxDir(), MANIFEST_FILE_NAME)
+      options.manifestPath ?? path.join(getSocketDlxDir(), MANIFEST_FILE_NAME)
     this.lockPath = `${this.manifestPath}.lock`
   }