build(deps): bump org.projectlombok:lombok from 1.18.18 to 1.18.28

Bumps [org.projectlombok:lombok](https://github.com/projectlombok/lombok) from 1.18.18 to 1.18.28.
- [Release notes](https://github.com/projectlombok/lombok/releases)
- [Changelog](https://github.com/projectlombok/lombok/blob/master/doc/changelog.markdown)
- [Commits](projectlombok/lombok@v1.18.18...v1.18.28)

---
updated-dependencies:
- dependency-name: org.projectlombok:lombok
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

agent/build.gradle

@@ -18,8 +18,8 @@ dependencies {
     implementation 'net.bytebuddy:byte-buddy:1.11.14'
     implementation 'org.javassist:javassist:3.27.0-GA'
     implementation group: 'org.slf4j', name: 'slf4j-api', version: '1.7.30'
-    implementation 'org.projectlombok:lombok:1.18.18'
-    annotationProcessor 'org.projectlombok:lombok:1.18.18'
+    implementation 'org.projectlombok:lombok:1.18.28'
+    annotationProcessor 'org.projectlombok:lombok:1.18.28'
     implementation project(':server')
     implementation project(':api')
 }

core/build.gradle

@@ -8,9 +8,9 @@ repositories {
 
 dependencies {
     implementation project(":api")
-    implementation 'org.projectlombok:lombok:1.18.18'
+    implementation 'org.projectlombok:lombok:1.18.28'
     implementation group: 'org.slf4j', name: 'slf4j-api', version: '1.7.30'
-    annotationProcessor 'org.projectlombok:lombok:1.18.18'
+    annotationProcessor 'org.projectlombok:lombok:1.18.28'
     implementation 'com.google.code.gson:gson:2.10.1'
     compile 'com.github.zafarkhaja:java-semver:0.9.0'
     implementation 'commons-io:commons-io:2.12.0'

server/build.gradle

@@ -18,7 +18,7 @@ dependencies {
     implementation 'org.apache.logging.log4j:log4j-slf4j18-impl:2.14.0'
 
 
-    implementation 'org.projectlombok:lombok:1.18.18'
+    implementation 'org.projectlombok:lombok:1.18.28'
     implementation 'com.discord4j:discord4j-core:3.1.3'
     implementation 'com.google.code.gson:gson:2.10.1'
     implementation 'org.xerial:sqlite-jdbc:3.34.0'
@@ -28,7 +28,7 @@ dependencies {
     implementation 'org.xeustechnologies:jcl-core:2.8'
 
 
-    annotationProcessor 'org.projectlombok:lombok:1.18.18'
+    annotationProcessor 'org.projectlombok:lombok:1.18.28'
     implementation 'de.skuzzle:semantic-version:2.1.1'
     implementation 'com.discord4j.discord4j:discord4j-voice:3.1.3'
 }