chore(deps): update dependency com.github.dasniko:testcontainers-keycloak to v4 (#398)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -25,7 +25,7 @@
         <central-publishing-maven-plugin.version>0.9.0</central-publishing-maven-plugin.version>
         <flatten-maven-plugin.version>1.7.3</flatten-maven-plugin.version>
         <compiler-maven-plugin.version>3.14.1</compiler-maven-plugin.version>
-        <testcontainers-keycloak.version>3.9.0</testcontainers-keycloak.version>
+        <testcontainers-keycloak.version>4.0.0</testcontainers-keycloak.version>
         <rest-assured.version>5.5.6</rest-assured.version>
         <slf4j-simple.version>2.0.17</slf4j-simple.version>
         <jsoup.version>1.21.2</jsoup.version>