Update dependency com.github.hmcts:idam-java-client to v2.1.1 (#1646)

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

build.gradle

@@ -367,7 +367,7 @@ dependencies {
     implementation group: 'com.fasterxml.jackson', name: 'jackson-bom', version: '2.17.2', ext: 'pom'
     implementation group: 'io.jsonwebtoken', name: 'jjwt', version: '0.9.1'
     implementation group: 'javax.inject', name: 'javax.inject', version: '1'
-    implementation 'com.github.hmcts:idam-java-client:2.0.1'
+    implementation 'com.github.hmcts:idam-java-client:2.1.1'
     implementation "org.springframework.boot:spring-boot-starter-oauth2-client"
     implementation "org.springframework.boot:spring-boot-starter-oauth2-resource-server"
     implementation group: 'com.nimbusds', name: 'nimbus-jose-jwt', version: '9.25'