Revert json type and use text instead

Author: martinlagler

src/Resources/config/doctrine/Task.orm.xml

@@ -18,7 +18,7 @@
         <field name="firstExecution" type="datetime_immutable" nullable="true"/>
         <field name="lastExecution" type="datetime_immutable" nullable="true"/>
         <field name="systemKey" type="string" nullable="true" unique="true" length="191"/>
-        <field name="workload" type="json"/>
+        <field name="workload" type="text"/>
 
     </entity>
 </doctrine-mapping>

src/Resources/config/doctrine/TaskExecution.orm.xml

@@ -14,13 +14,13 @@
         </id>
 
         <field name="handlerClass" type="string" length="255"/>
-        <field name="workload" type="json"/>
+        <field name="workload" type="text"/>
         <field name="duration" type="float" nullable="true"/>
         <field name="startTime" type="datetime_immutable" nullable="true"/>
         <field name="endTime" type="datetime_immutable" nullable="true"/>
         <field name="scheduleTime" column="schedule_time" type="datetime_immutable"/>
         <field name="exception" type="text" nullable="true"/>
-        <field name="result" type="json" nullable="true"/>
+        <field name="result" type="text" nullable="true"/>
         <field name="status" type="string" length="20"/>
         <field name="attempts" type="integer"/>