Bump groovy-all from 2.5.6 to 2.5.7

Bumps [groovy-all](https://github.com/apache/groovy) from 2.5.6 to 2.5.7.
- [Release notes](https://github.com/apache/groovy/releases)
- [Commits](https://github.com/apache/groovy/commits)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot-support

browserup-proxy-core/build.gradle

@@ -79,7 +79,7 @@ dependencies {
     implementation 'xyz.rogfam:littleproxy:2.0.0-beta-3'
 
     testImplementation 'junit:junit:4.12'
-    testImplementation 'org.codehaus.groovy:groovy-all:2.5.6'
+    testImplementation 'org.codehaus.groovy:groovy-all:2.5.7'
     testImplementation 'org.apache.logging.log4j:log4j-api:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-core:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.11.2'

browserup-proxy-mitm/build.gradle

@@ -77,7 +77,7 @@ dependencies {
     testImplementation 'org.apache.logging.log4j:log4j-api:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-core:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.11.2'
-    testImplementation 'org.codehaus.groovy:groovy-all:2.5.6'
+    testImplementation 'org.codehaus.groovy:groovy-all:2.5.7'
     testImplementation 'org.hamcrest:hamcrest:2.1'
     testImplementation 'org.hamcrest:hamcrest-library:2.1'
     testImplementation 'org.mockito:mockito-core:2.27.0'

browserup-proxy-rest/build.gradle

@@ -77,7 +77,7 @@ dependencies {
     testImplementation 'org.apache.logging.log4j:log4j-api:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-core:2.11.2'
     testImplementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.11.2'
-    testImplementation 'org.codehaus.groovy:groovy-all:2.5.6'
+    testImplementation 'org.codehaus.groovy:groovy-all:2.5.7'
     testImplementation 'org.codehaus.groovy.modules.http-builder:http-builder:0.7.2'
     testImplementation 'org.hamcrest:hamcrest:2.1'
     testImplementation 'org.hamcrest:hamcrest-library:2.1'