update build dependencies (#176)

Author: vasireddy99

settings.gradle.kts

@@ -15,14 +15,14 @@
 
 pluginManagement {
   plugins {
-    id("com.diffplug.spotless") version "6.5.1"
+    id("com.diffplug.spotless") version "6.6.1"
     id("com.github.ben-manes.versions") version "0.42.0"
     id("com.github.jk1.dependency-license-report") version "2.1"
     id("com.github.johnrengelman.shadow") version "7.1.2"
     id("com.google.cloud.tools.jib") version "3.2.1"
     id("io.github.gradle-nexus.publish-plugin") version "1.1.0"
     id("nebula.release") version "16.0.0"
-    id("org.springframework.boot") version "2.6.7"
+    id("org.springframework.boot") version "2.6.8"
   }
 }