fix dependency

dependencies/server-min/pom.xml

@@ -28,6 +28,10 @@
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.bouncycastle</groupId>
+            <artifactId>bcpkix-jdk15on</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.keycloak</groupId>
             <artifactId>keycloak-core-jaxrs</artifactId>