Update Gradle to 6.8

Author: bwaldvogel

build.gradle

@@ -130,7 +130,7 @@ test {
 }
 
 wrapper {
-    gradleVersion = "6.7.1"
+    gradleVersion = "6.8"
     distributionType = Wrapper.DistributionType.ALL
 }
 

gradle.lockfile

@@ -11,10 +11,10 @@ org.apache.commons:commons-compress:1.20=jmh,jmhCompileClasspath,jmhRuntimeClass
 org.apache.commons:commons-math3:3.2=jmh,jmhCompileClasspath,jmhRuntimeClasspath
 org.apiguardian:apiguardian-api:1.1.0=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
 org.assertj:assertj-core:3.18.1=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
-org.jacoco:org.jacoco.agent:0.8.5=jacocoAgent,jacocoAnt
-org.jacoco:org.jacoco.ant:0.8.5=jacocoAnt
-org.jacoco:org.jacoco.core:0.8.5=jacocoAnt
-org.jacoco:org.jacoco.report:0.8.5=jacocoAnt
+org.jacoco:org.jacoco.agent:0.8.6=jacocoAgent,jacocoAnt
+org.jacoco:org.jacoco.ant:0.8.6=jacocoAnt
+org.jacoco:org.jacoco.core:0.8.6=jacocoAnt
+org.jacoco:org.jacoco.report:0.8.6=jacocoAnt
 org.junit.jupiter:junit-jupiter-api:5.7.0=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
 org.junit.jupiter:junit-jupiter-engine:5.7.0=jmhRuntimeClasspath,testRuntimeClasspath
 org.junit.jupiter:junit-jupiter-params:5.7.0=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
@@ -29,10 +29,10 @@ org.openjdk.jmh:jmh-generator-asm:1.25=jmh,jmhCompileClasspath,jmhRuntimeClasspa
 org.openjdk.jmh:jmh-generator-bytecode:1.25=jmh,jmhCompileClasspath,jmhRuntimeClasspath
 org.openjdk.jmh:jmh-generator-reflection:1.25=jmh,jmhCompileClasspath,jmhRuntimeClasspath
 org.opentest4j:opentest4j:1.2.0=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
-org.ow2.asm:asm-analysis:7.2=jacocoAnt
-org.ow2.asm:asm-commons:7.2=jacocoAnt
-org.ow2.asm:asm-tree:7.2=jacocoAnt
+org.ow2.asm:asm-analysis:8.0.1=jacocoAnt
+org.ow2.asm:asm-commons:8.0.1=jacocoAnt
+org.ow2.asm:asm-tree:8.0.1=jacocoAnt
 org.ow2.asm:asm:5.0.3=jmh,jmhCompileClasspath,jmhRuntimeClasspath
-org.ow2.asm:asm:7.2=jacocoAnt
+org.ow2.asm:asm:8.0.1=jacocoAnt
 org.slf4j:slf4j-api:1.7.30=jmhRuntimeClasspath,testCompileClasspath,testRuntimeClasspath
 empty=annotationProcessor,compileClasspath,jmhAnnotationProcessor,runtimeClasspath,signatures,testAnnotationProcessor

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists