Fix mergify config: (#221)

## Description

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The check names were not correct.

## Why is this needed

<!--- Link to issue you have raised -->

Fixes: #

## How Has This Been Tested?
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<!--- Include details of your testing environment, and the tests you ran
to -->
<!--- see how your change affects other areas of the code, etc. -->


## How are existing users impacted? What migration steps/scripts do we
need?

<!--- Fixes a bug, unblocks installation, removes a component of the
stack etc -->
<!--- Requires a DB migration script, etc. -->


## Checklist:

I have:

- [ ] updated the documentation and/or roadmap (if required)
- [ ] added unit or e2e tests
- [ ] provided instructions on how to upgrade

.github/mergify.yml

@@ -3,8 +3,10 @@ queue_rules:
     conditions:
       # Conditions to get out of the queue (= merged)
       - check-success=DCO
-      - check-success~="^Hook .*"
-      - check-success~="^Kernel .*"
+      - check-success~=^Prepare .*
+      - check-success~=^LinuxKit .*
+      - check-success~=^Hook .*
+      - check-success~=^Kernel .*
 
 pull_request_rules:
   - name: Automatic merge on approval
@@ -14,8 +16,10 @@ pull_request_rules:
       - "#changes-requested-reviews-by=0"
       - "#review-requested=0"
       - check-success=DCO
-      - check-success~="^Hook .*"
-      - check-success~="^Kernel .*"
+      - check-success~=^Prepare .*
+      - check-success~=^LinuxKit .*
+      - check-success~=^Hook .*
+      - check-success~=^Kernel .*
       - label!=do-not-merge
       - label=ready-to-merge
     actions: