build: fixed mysql image

Author: kirrg001

.tekton/tasks/test-groups/test-ci-collector-general-task.yaml

@@ -5,7 +5,7 @@ metadata:
 spec:
   sidecars:
     - name: mysql
-      image: mysql:8.0.1
+      image: mysql:8.0.26
       args:
           - "--default-authentication-plugin=mysql_native_password"
       env:

.tekton/tasks/test-groups/test-ci-collector-tracing-database-task.yaml

@@ -29,7 +29,7 @@ spec:
           periodSeconds: 2
           timeoutSeconds: 60
     - name: mysql
-      image: mysql:8.0.1
+      image: mysql:8.0.26
       args:
           - "--default-authentication-plugin=mysql_native_password"
       env: