Remove self-defined versions for dependencies managed by Spring Boot (#348)

- Remove explicit version from httpclient5 in test-rest-assured (managed by Spring Boot at 5.5.2)
- Remove explicit version from ehcache in data-jpa-hibernate-cache (managed by Spring Boot at 3.11.1)

Agent-Logs-Url: https://github.com/rashidi/spring-boot-tutorials/sessions/b26e3fca-6c72-4beb-b7d3-d56fcfac4599

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: rashidi <380073+rashidi@users.noreply.github.com>

Author: Copilot

data-jpa-hibernate-cache/build.gradle.kts

@@ -18,7 +18,11 @@ repositories {
 }
 
 dependencies {
-	implementation("org.ehcache:ehcache:3.10.9:jakarta")
+	implementation("org.ehcache:ehcache") {
+		artifact {
+			classifier = "jakarta"
+		}
+	}
 	implementation("org.hibernate.orm:hibernate-jcache")
 	implementation("org.springframework.boot:spring-boot-starter-data-jpa")
 	runtimeOnly("org.postgresql:postgresql")

test-rest-assured/build.gradle.kts

@@ -25,7 +25,7 @@ dependencies {
     testImplementation("org.testcontainers:testcontainers-junit-jupiter")
     testImplementation("org.testcontainers:testcontainers-mongodb")
     testImplementation("io.rest-assured:rest-assured:6.0.0")
-    testImplementation("org.apache.httpcomponents.client5:httpclient5:5.6.1")
+    testImplementation("org.apache.httpcomponents.client5:httpclient5")
 }
 
 tasks.named<Test>("test") {