Flacky test_list_all_indexes_raw test

[Tamo]

Description
The following is a flacky test:

meilisearch-rust/src/client.rs

Lines 936 to 941 in 09f9eb5

 #[meilisearch_test] 
 async fn test_list_all_indexes_raw(client: Client, index: Index) { 
     let all_indexes_raw = client.list_all_indexes_raw().await.unwrap(); 
     assert!(all_indexes_raw.len() > 0); 
     assert!(all_indexes_raw.iter().any(|idx| idx.uid == *index.uid)); 
 } 

See the following github-action: https://github.com/meilisearch/meilisearch-rust/runs/6304373859?check_suite_focus=true

Not sure when it was introduced

Expected behavior
Always succeed

Current behavior
Regularely fail.

Any idea @irevoire ?

[cvermand]

Fixed with #315