Merge branch 'v2.1-dev' into 'v2.x-master'

814: Update dependencies and ensure removal of jcenter() dependencies

See merge request !14

build.gradle

+buildscript {
+  repositories {
+	maven {
+	  url = 'https://minfba.de.dariah.eu/nexus/repository/minfba-central/'
+	}
+  }
+}
+
 plugins {
-	id 'io.spring.dependency-management' version "1.0.10.RELEASE"
-	id 'org.springframework.boot' version "2.3.5.RELEASE" apply false
+	id 'io.spring.dependency-management' version "1.0.11.RELEASE"
+	id 'org.springframework.boot' version "2.6.2" apply false
 }
 
 allprojects {

dariahsp-sample-boot/build.gradle

@@ -11,7 +11,7 @@ dependencies {
 
 bootJar {
    enabled = true
-   mainClassName = 'eu.dariah.de.dariahsp.sample.SampleApplication'
+   mainClass = 'eu.dariah.de.dariahsp.sample.SampleApplication'
 }
 
 publishing {