chore(deps): update dependency com.diffplug.spotless:spotless-maven-plugin to v3 (release/8.6) (#343)

* chore(deps): update dependency com.diffplug.spotless:spotless-maven-plugin to v3

* format

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Jonathan Lukas <[email protected]>

Author: renovate[bot]

extension/java-client-operate/src/test/java/io/camunda/operate/http/DefaultErrorCodeHandlerTest.java

@@ -15,7 +15,7 @@ public class DefaultErrorCodeHandlerTest {
   @Test
   void shouldReadError() throws IOException {
     String body =
-        """
+"""
 { "message": "This is an error!"}
 """;
     InputStream in = new ByteArrayInputStream(body.getBytes());
@@ -34,7 +34,7 @@ void shouldReadError() throws IOException {
   @Test
   void shouldAppendReasonPhrase() throws IOException {
     String body =
-        """
+"""
 { "message": "This is an error!"}
 """;
     InputStream in = new ByteArrayInputStream(body.getBytes());

pom.xml

@@ -52,7 +52,7 @@
     <plugin.version.maven-resources-plugin>3.3.1</plugin.version.maven-resources-plugin>
     <plugin.version.maven-shade-plugin>3.6.1</plugin.version.maven-shade-plugin>
     <plugin.version.maven-surefire-plugin>3.5.4</plugin.version.maven-surefire-plugin>
-    <plugin.version.spotless-maven-plugin>2.46.1</plugin.version.spotless-maven-plugin>
+    <plugin.version.spotless-maven-plugin>3.0.0</plugin.version.spotless-maven-plugin>
     <plugin.version.maven-compiler-plugin>3.14.1</plugin.version.maven-compiler-plugin>
     <plugin.version.native-maven-plugin>0.11.2</plugin.version.native-maven-plugin>
     <plugin.version.maven-depdendency-plugin>3.9.0</plugin.version.maven-depdendency-plugin>