Issue description: 

Swagger-ui console not accessible with RHBQ 2.2.3

With Quarkus 2.2.3, it is not possible to access to swagger-ui console.

Swagger-ui consoel is accessible with Quarkus community build 2.6.3

Steps to reproduce
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RH-SSO configuration
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1. Download and install a Keycloak (16.1.1) or RH-SSSO (7.5.0) instance.

2. Start keycloak on port 8087

sh standalone.sh -Djboss.socket.binding.port-offset=7

3. create realm hoduflu, and import hoduflu-realm.json

Part II -  Swagger-ui working example (using quarkus 2.6.3)
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Unzip quarkus-secured-swagger-ui-working-example using quarkus 2.6.3

start quarkus project

mvn quarkus:dev

Connect to swagger-ui console using http://localhost:8080/q/swagger-ui

===> It is possible to access to teh swagger-ui console, and test /hello resource example.

Part III  - Swagger-ui Non working example (using RHBQ 2.2.3)
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Unzip quarkus-secured-swagger-ui-not-working-example

start quarkus project

mvn quarkus:dev

Connect to swagger-ui console using http://localhost:8080/q/swagger-ui

===> You get a blank page, nothing is displayed.

This example showcase that swagger-ui is not working/accessible with the attached example for RHBQ 2.2.33, whereas it is working fine with 2.6.3