remove PercentEscaper

Author: weidongxu-microsoft

sdk/authorization/azure-resourcemanager-authorization/src/main/java/com/azure/resourcemanager/authorization/implementation/PercentEscaper.java

@@ -73,9 +73,7 @@ public PagedIterable<RoleAssignment> listByServicePrincipal(ServicePrincipal ser
 
     @Override
     public PagedFlux<RoleAssignment> listByServicePrincipalAsync(String principalId) {
-        PercentEscaper percentEscaper = new PercentEscaper("-._~" + "/?", false);
-        String filterStr
-            = percentEscaper.escape(String.format("principalId eq '%s'", Objects.requireNonNull(principalId)));
+        String filterStr = String.format("principalId eq '%s'", Objects.requireNonNull(principalId));
         return PagedConverter.mapPage(inner().listAsync(filterStr, null), this::wrapModel);
     }