fix: address PR review feedback

- update qlty-check/src/utils.rs
- address 2 review comment(s)

Signed-off-by: Zendy <50132805+zendy199x@users.noreply.github.com>

Author: zendy199x

qlty-check/src/utils.rs

@@ -1,11 +1,11 @@
-use getrandom::getrandom;
+use rand::rngs::OsRng;
 
 pub fn generate_random_id(length: usize) -> String {
     // Use a URL/filename-safe alphabet to avoid control chars, path separators, etc.
     const ALPHABET: &[u8] = b"ABCDEFGHIJKLMNOPQRSTUVWXYZ\nabcdefghijklmnopqrstuvwxyz\n0123456789-_";
 
     let mut buf = vec![0u8; length];
-    getrandom(&mut buf).expect("Failed to generate random ID");
+    getrandom(&mut buf)?;
 
     let mut id = String::with_capacity(length);
     for byte in buf {