Expose AspectJ 1.9.1 in Maven POMs

Includes upgrade to Hibernate ORM 5.2.17 for integration tests.

Issue: SPR-16780

build.gradle

@@ -41,7 +41,7 @@ configure(allprojects) { project ->
 	group = "org.springframework"
 	version = qualifyVersionIfNecessary(version)
 
-	ext.aspectjVersion       = "1.8.13"
+	ext.aspectjVersion       = "1.9.1"
 	ext.freemarkerVersion    = "2.3.28"
 	ext.groovyVersion        = "2.4.15"
 	ext.hsqldbVersion        = "2.4.0"

spring-aspects/spring-aspects.gradle

@@ -80,9 +80,9 @@ compileTestJava {
 
 dependencies {
 	aspects(project(":spring-orm"))
-	ajc("org.aspectj:aspectjtools:1.9.0")  // for JDK 9+ build compatibility
+	ajc("org.aspectj:aspectjtools:${aspectjVersion}")
-	rt("org.aspectj:aspectjrt:1.9.0")  // for JDK 9+ build compatibility
+	rt("org.aspectj:aspectjrt:${aspectjVersion}")
-	compile("org.aspectj:aspectjweaver:${aspectjVersion}")  // for Maven POM exposure
+	compile("org.aspectj:aspectjweaver:${aspectjVersion}")
 	optional(project(":spring-aop"))  // for @Async support
 	optional(project(":spring-beans"))  // for @Configurable support
 	optional(project(":spring-context"))  // for @Enable* support

spring-test/spring-test.gradle

@@ -65,7 +65,7 @@ dependencies {
 	testCompile("javax.ejb:javax.ejb-api:3.2")
 	testCompile("javax.interceptor:javax.interceptor-api:1.2.1")
 	testCompile("javax.mail:javax.mail-api:1.6.1")
-	testCompile("org.hibernate:hibernate-core:5.2.16.Final")
+	testCompile("org.hibernate:hibernate-core:5.2.17.Final")
 	testCompile("org.hibernate:hibernate-validator:6.0.9.Final")
 	// Enable use of the JUnit Platform Runner
 	testCompile("org.junit.platform:junit-platform-runner:${junitPlatformVersion}")