Upgrade to Logback 1.5.20.

Closes #2687

Author: mp911de

parent/pom.xml

@@ -119,7 +119,7 @@
 		<junit5>5.11.4</junit5>
 		<kotlin>1.9.25</kotlin>
 		<kotlin-coroutines>1.9.0</kotlin-coroutines>
-		<logback>1.5.12</logback>
+		<logback>1.5.20</logback>
 		<micrometer>1.14.12</micrometer>
 		<micrometer-tracing>1.4.11</micrometer-tracing>
 		<mockito>5.14.2</mockito>
@@ -129,7 +129,7 @@
 		<rxjava2>2.2.21</rxjava2>
 		<rxjava3>3.1.12</rxjava3>
 		<smallrye-mutiny>1.10.0</smallrye-mutiny>
-		<slf4j>2.0.2</slf4j>
+		<slf4j>2.0.17</slf4j>
 		<spring>6.2.12</spring>
 		<antora.playbook>src/main/antora/antora-playbook.yml</antora.playbook>
 		<documentation.baseurl>https://docs.spring.io</documentation.baseurl>