use non lookup index in test

Author: idegtiarenko

x-pack/plugin/esql/qa/testFixtures/src/main/resources/hash.csv-spec

@@ -1,14 +1,15 @@
 hash
 required_capability: hash_function
 
-FROM languages 
-| EVAL md5 = hash("md5", language_name), sha256 = hash("sha256", language_name) 
-| KEEP language_name, md5, sha256;
+FROM sample_data 
+| WHERE message != "Connection error"
+| EVAL md5 = hash("md5", message), sha256 = hash("sha256", message) 
+| KEEP message, md5, sha256;
 ignoreOrder:true
 
-language_name:keyword | md5:keyword                      | sha256:keyword
-English               | 78463a384a5aa4fad5fa73e2f506ecfc | ba118bf7fc9c1aedc1edb28a0aa86e0b43b681f222af6616e13c43be87815b06
-French                | ad225f707802ba118c22987186dd38e8 | 7458199fe97a184002bfd3c42bae81371f0ae2229b5c0a257a9bae77e4f4eda8
-Spanish               | cb5480c32e71778852b08ae1e8712775 | 3411059cb8e0660e29dd7a3737e65a28b08eb01524a8ebc3d4168932649f23e6
-German                | 86bc3115eb4e9873ac96904a4a68e19e | a659b60d246dce8d4865d45673963de83d0e49a57e8559da98581c2bc5d7d97f
+message:keyword       | md5:keyword                      | sha256:keyword
+Connected to 10.1.0.1 | abd7d1ce2bb636842a29246b3512dcae | 6d8372129ad78770f7185554dd39864749a62690216460752d6c075fa38ad85c
+Connected to 10.1.0.2 | 8f8f1cb60832d153f5b9ec6dc828b93f | b0db24720f15857091b3c99f4c4833586d0ea3229911b8777efb8d917cf27e9a
+Connected to 10.1.0.3 | 912b6dc13503165a15de43304bb77c78 | 75b0480188db8acc4d5cc666a51227eb2bc5b989cd8ca912609f33e0846eff57
+Disconnected          | ef70e46fd3bbc21e3e1f0b6815e750c0 | 04dfac3671b494ad53fcd152f7a14511bfb35747278aad8ce254a0d6e4ba4718
 ;