Update dependency com.launchdarkly:launchdarkly-java-server-sdk to v7…

….5.0 (#1830)

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

build.gradle

@@ -351,7 +351,7 @@ dependencies {
   implementation group: 'org.springframework.cloud', name: 'spring-cloud-starter-bootstrap', version: '4.1.2'
   implementation group: 'org.springframework.cloud', name: 'spring-cloud-starter-openfeign', version: '4.1.1'
   implementation group: 'uk.gov.service.notify', name: 'notifications-java-client', version: '4.1.1-RELEASE'
-  implementation group: 'com.launchdarkly', name: 'launchdarkly-java-server-sdk', version: '7.1.1'
+  implementation group: 'com.launchdarkly', name: 'launchdarkly-java-server-sdk', version: '7.5.0'
   implementation group: 'org.apache.commons', name: 'commons-collections4', version: '4.4'
   implementation group: 'org.json', name: 'json', version: '20231013'
   implementation group: 'jakarta.enterprise', name: 'jakarta.enterprise.cdi-api', version: '4.1.0'