Bump PMD from 7.17.0 to 7.18.0 for checks (#268)

Dogfood update...

Author: adangel

pom.xml

@@ -52,7 +52,7 @@
         <openjfx.version>17.0.10</openjfx.version>
         <java.version>8</java.version>
 
-        <pmd.langtest.version>7.17.0</pmd.langtest.version>
+        <pmd.langtest.version>7.18.0</pmd.langtest.version>
         <kotlin.compiler.apiVersion>1.9</kotlin.compiler.apiVersion>
         <kotlin.compiler.languageVersion>1.9</kotlin.compiler.languageVersion>
         <kotlin.compiler.jvmTarget>1.${java.version}</kotlin.compiler.jvmTarget>
@@ -78,7 +78,7 @@
 
         <pmd.build-tools.version>35</pmd.build-tools.version>
         <pmd.plugin.version>3.28.0</pmd.plugin.version>
-        <pmd.check.version>7.17.0</pmd.check.version>
+        <pmd.check.version>7.18.0</pmd.check.version>
 
         <jflex-output>${project.build.directory}/generated-sources/jflex</jflex-output>
 

src/main/java/net/sourceforge/pmd/util/fxdesigner/util/reactfx/DistinctBetweenStream.java

@@ -33,7 +33,6 @@ public final class DistinctBetweenStream<I> extends EventStreamBase<I> {
     private final Timer timer;
     private Object previous = NONE;
 
-    @SuppressWarnings("PMD.AssignmentInOperand") // https://github.com/pmd/pmd/issues/6075
     private DistinctBetweenStream(EventStream<I> input, Function<Runnable, Timer> timerFactory) {
         this.input = input;
         this.timer = timerFactory.apply(() -> previous = NONE);