fix error: Expected a type at this location

Author: backwind1233

weblogic-azure-aks/src/main/bicep/modules/_uamiAndRoles.bicep

@@ -4,7 +4,7 @@ Licensed under the Universal Permissive License v 1.0 as shown at https://oss.or
 */
 
 param location string
-param name_deploymentScriptContributorRoleAssignmentName = newGuid()
+param name_deploymentScriptContributorRoleAssignmentName string = newGuid()
 
 // https://docs.microsoft.com/en-us/azure/role-based-access-control/built-in-roles
 var const_roleDefinitionIdOfContributor = 'b24988ac-6180-42a0-ab88-20f7382dd24c'