Update DGC-Lib (#143)

Update Spring Boot
Remove explicit Log4J Version

pom.xml

@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.6.1</version>
+        <version>2.6.2</version>
         <relativePath/>
     </parent>
 
@@ -43,7 +43,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <!-- dependencies -->
-        <owasp.version>6.5.0</owasp.version>
+        <owasp.version>6.5.2</owasp.version>
         <spring.security.version>5.6.0</spring.security.version>
         <lombok.version>1.18.22</lombok.version>
         <liquibase.version>4.6.2</liquibase.version>
@@ -56,7 +56,6 @@
         <shedlock.version>4.30.0</shedlock.version>
         <spring.cloud.version>2021.0.0</spring.cloud.version>
         <slf4j.version>1.7.32</slf4j.version>
-        <log4j2.version>2.16.0</log4j2.version>
         <!-- plugins -->
         <plugin.maven-assembly.version>3.3.0</plugin.maven-assembly.version>
         <plugin.checkstyle.version>3.1.2</plugin.checkstyle.version>
@@ -149,7 +148,7 @@
         <dependency>
             <groupId>eu.europa.ec.dgc</groupId>
             <artifactId>dgc-lib</artifactId>
-            <version>1.1.7</version>
+            <version>1.1.8</version>
         </dependency>
         <dependency>
             <groupId>com.vdurmont</groupId>