Update scalatest.version to v3.2.18 (#144)

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

pom.xml

@@ -66,7 +66,7 @@
         <maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
         <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>
         <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
-        <scalatest.version>3.2.17</scalatest.version>
+        <scalatest.version>3.2.18</scalatest.version>
         <scalatest-maven-plugin.version>2.2.0</scalatest-maven-plugin.version>
         <mvn-scalafmt.version>1.1.1684076452.9f83818</mvn-scalafmt.version>
         <semanticdb.version>4.8.15</semanticdb.version>