Add byte-buddy managed dependency

Add a managed dependency for byte-buddy since Mockito needs 1.6 and
Hibernate pulls in 1.5.

See gh-7770

spring-boot-dependencies/pom.xml

@@ -1,4 +1,6 @@
-<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.boot</groupId>
 	<artifactId>spring-boot-dependencies</artifactId>
@@ -51,6 +53,7 @@
 		<assertj.version>2.6.0</assertj.version>
 		<atomikos.version>3.9.3</atomikos.version>
 		<bitronix.version>2.1.4</bitronix.version>
+		<byte-buddy.version>1.6.0</byte-buddy.version>
 		<caffeine.version>2.3.5</caffeine.version>
 		<cassandra-driver.version>3.1.3</cassandra-driver.version>
 		<classmate.version>1.3.3</classmate.version>
@@ -953,6 +956,11 @@
 				<artifactId>mysql-connector-java</artifactId>
 				<version>${mysql.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>net.bytebuddy</groupId>
+				<artifactId>byte-buddy</artifactId>
+				<version>${byte-buddy.version}</version>
+			</dependency>
 			<dependency>
 				<groupId>net.java.dev.jna</groupId>
 				<artifactId>jna</artifactId>