fix: spotless maven plugin dependency version for bom (#2969)

Signed-off-by: Attila Mészáros <a_meszaros@apple.com>

Author: csviri

operator-framework-bom/pom.xml

@@ -37,7 +37,7 @@
     <maven-gpg-plugin.version>3.2.8</maven-gpg-plugin.version>
     <maven-source-plugin.version>3.3.1</maven-source-plugin.version>
     <maven-javadoc-plugin.version>3.12.0</maven-javadoc-plugin.version>
-    <spotless.version>2.44.3</spotless.version>
+    <spotless.version>3.0.0</spotless.version>
     <central-publishing-maven-plugin.version>0.9.0</central-publishing-maven-plugin.version>
   </properties>
 
@@ -71,6 +71,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
+        <version>${spotless.version}</version>
         <configuration>
           <pom>
             <includes>