Remove unused jars and bump up netty version in webapp (#8317)

apm-webapp/pom.xml

@@ -39,6 +39,7 @@
         <logback-classic.version>1.2.3</logback-classic.version>
         <jackson-version>2.12.2</jackson-version>
         <yaml.version>1.28</yaml.version>
+        <netty.version>4.1.68.Final</netty.version>
 
         <ui.path>${project.parent.basedir}/skywalking-ui</ui.path>
     </properties>
@@ -52,6 +53,13 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
+            <dependency>
+                <groupId>io.netty</groupId>
+                <artifactId>netty-bom</artifactId>
+                <version>${netty.version}</version>
+                <scope>import</scope>
+                <type>pom</type>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -75,6 +83,10 @@
                     <groupId>com.fasterxml.jackson.core</groupId>
                     <artifactId>jackson-databind</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.springframework.boot</groupId>
+                    <artifactId>spring-boot-starter-logging</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
         <!-- https://www.cvedetails.com/cve/CVE-2019-17267/ -->
@@ -120,9 +132,6 @@
 
     <build>
         <finalName>skywalking-webapp</finalName>
-        <resources>
-
-        </resources>
         <plugins>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>

dist-material/release-docs/LICENSE

@@ -320,7 +320,6 @@ The text of each license is the standard Apache 2.0 license.
     slf4j-api 1.7.30: http://www.slf4j.org, Apache 2.0
     mvel 2.4.8: https://github.com/mvel/mvel, Apache 2.0
     okio 1.17.2: https://github.com/square/okio Apache 2.0
-    caffeine 2.6.2: https://github.com/ben-manes/caffeine Apache 2.0
     simpleclient_httpserver 0.12.0 from prometheus https://github.com/prometheus/client_java Apache 2.0
     jetcd 0.5.3, https://github.com/etcd-io/jetcd, Apache 2.0
     failasfe 2.3.4, https://github.com/jhalterman/failsafe, Apache 2.0