Bump slf4j.version from 2.0.11 to 2.0.12 (#155)

Author: dependabot[bot]

pom.xml

@@ -51,7 +51,7 @@
 
     <!-- testing -->
     <junit.version>5.10.2</junit.version>
-    <slf4j.version>2.0.11</slf4j.version>
+    <slf4j.version>2.0.12</slf4j.version>
     <hamcrest.version>2.2</hamcrest.version>
     <mockito.version>5.10.0</mockito.version>