Add spring-boot-starter as api dep. in starters

spring-pulsar-reactive-spring-boot-starter/build.gradle

@@ -9,4 +9,5 @@ dependencies {
 	api project (':spring-pulsar-spring-boot-autoconfigure')
 	api 'org.apache.pulsar:pulsar-client-reactive-adapter'
 	api 'org.apache.pulsar:pulsar-client-reactive-producer-cache-caffeine'
+	api 'org.springframework.boot:spring-boot-starter'
 }

spring-pulsar-sample-apps/sample-reactive/build.gradle

@@ -7,7 +7,6 @@ description = 'Reactive Spring Pulsar Sample Application'
 
 dependencies {
 	api project(':spring-pulsar-reactive-spring-boot-starter')
-	implementation 'org.springframework.boot:spring-boot-starter'
 	implementation 'com.google.code.findbugs:jsr305'
 }
 

spring-pulsar-spring-boot-starter/build.gradle

@@ -7,4 +7,5 @@ description = 'Spring Pulsar Spring Boot Starter'
 dependencies {
 	api project (':spring-pulsar')
 	api project (':spring-pulsar-spring-boot-autoconfigure')
+	api 'org.springframework.boot:spring-boot-starter'
 }