Fix settings to build with newer Java version (#70)

Author: KodaiD

spring-data-microservice-transaction-sample/rpc/build.gradle

@@ -9,6 +9,7 @@ dependencies {
     api "io.grpc:grpc-protobuf:${grpcVersion}"
     api "io.grpc:grpc-stub:${grpcVersion}"
     api "io.grpc:grpc-services:${grpcVersion}"
+    api "javax.annotation:javax.annotation-api:1.3.2"
 }
 
 protobuf {

spring-data-multi-storage-transaction-sample/build.gradle

@@ -23,15 +23,6 @@ dependencies {
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.1'
 }
 
-spotless {
-    java {
-        target 'src/*/java/**/*.java'
-        importOrder()
-        removeUnusedImports()
-        googleJavaFormat()
-    }
-}
-
 application {
     mainClassName = 'sample.SampleApp'
 }

spring-data-sample/build.gradle

@@ -23,15 +23,6 @@ dependencies {
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.1'
 }
 
-spotless {
-    java {
-        target 'src/*/java/**/*.java'
-        importOrder()
-        removeUnusedImports()
-        googleJavaFormat()
-    }
-}
-
 application {
     mainClassName = 'sample.SampleApp'
 }