fix: preallocate FTS5 args slice (lint)

Co-authored-by: Copilot <[email protected]>

Author: jongio

internal/data/store.go

@@ -815,7 +815,8 @@ func (s *Store) SearchSessionsFTS(query string, limit int) ([]SearchResult, erro
 		limit = defaultQueryLimit
 	}
 
-	args := []any{escaped}
+	args := make([]any, 0, 1+len(extraArgs)+1)
+	args = append(args, escaped)
 	args = append(args, extraArgs...)
 	args = append(args, limit)