Update checkstyle to version 8.29

config/checkstyle.xml

@@ -12,8 +12,8 @@
  *
 -->
 <!DOCTYPE module PUBLIC
-        "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
-        "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+        "-//Checkstyle//DTD Checkstyle Configuration 1.3//EN"
+        "https://checkstyle.org/dtds/configuration_1_3.dtd">
 
 <!-- Checkstyle configuration that checks the Kitodo coding conventions.
      To completely disable a check, just comment it out or delete it from the file.
@@ -216,12 +216,6 @@
             <property name="sortStaticImportsAlphabetically" value="true"/>
         </module>
 
-        <module name="CustomImportOrder">
-            <property name="sortImportsInGroupAlphabetically" value="true"/>
-            <property name="separateLineBetweenGroups" value="true"/>
-            <property name="customImportOrderRules" value="STATIC###THIRD_PARTY_PACKAGE"/>
-        </module>
-
         <module name="MethodParamPad"/>
 
         <module name="OperatorWrap">
@@ -260,12 +254,13 @@
         <module name="JavadocMethod">
             <property name="scope" value="public"/>
             <property name="allowMissingParamTags" value="true"/>
-            <property name="allowMissingThrowsTags" value="true"/>
             <property name="allowMissingReturnTag" value="true"/>
-            <property name="minLineCount" value="2"/>
             <property name="allowedAnnotations" value="Override, Test"/>
-            <property name="allowThrowsTagsForSubclasses" value="true"/>
-            <property name="suppressLoadErrors" value="true"/>
+        </module>
+
+        <module name="MissingJavadocMethod">
+            <property name="scope" value="public"/>
+            <property name="minLineCount" value="2"/>
         </module>
 
         <module name="MethodName">

pom.xml

@@ -164,7 +164,7 @@
                             <dependency>
                                 <groupId>com.puppycrawl.tools</groupId>
                                 <artifactId>checkstyle</artifactId>
-                                <version>8.24</version>
+                                <version>8.29</version>
                             </dependency>
                         </dependencies>
                         <executions>