Bump keycloak.version from 26.3.1 to 26.3.2 in /keycloak/demo-event

Bumps `keycloak.version` from 26.3.1 to 26.3.2.

Updates `org.keycloak:keycloak-server-spi` from 26.3.1 to 26.3.2
- [Release notes](https://github.com/keycloak/keycloak/releases)
- [Commits](keycloak/keycloak@26.3.1...26.3.2)

Updates `org.keycloak:keycloak-server-spi-private` from 26.3.1 to 26.3.2
- [Release notes](https://github.com/keycloak/keycloak/releases)
- [Commits](keycloak/keycloak@26.3.1...26.3.2)

Updates `org.keycloak:keycloak-services` from 26.3.1 to 26.3.2
- [Release notes](https://github.com/keycloak/keycloak/releases)
- [Commits](keycloak/keycloak@26.3.1...26.3.2)

---
updated-dependencies:
- dependency-name: org.keycloak:keycloak-server-spi
  dependency-version: 26.3.2
  dependency-type: direct:production
- dependency-name: org.keycloak:keycloak-server-spi-private
  dependency-version: 26.3.2
  dependency-type: direct:production
- dependency-name: org.keycloak:keycloak-services
  dependency-version: 26.3.2
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

keycloak/demo-event/pom.xml

@@ -18,7 +18,7 @@
         <maven.compiler.target>11</maven.compiler.target>
 
         <!-- https://mvnrepository.com/artifact/org.keycloak/keycloak-parent -->
-        <keycloak.version>26.3.1</keycloak.version>
+        <keycloak.version>26.3.2</keycloak.version>
         <!-- https://mvnrepository.com/artifact/org.apache.maven.plugins/maven-compiler-plugin -->
         <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
     </properties>