fix(deps): update dependency com.github.jnr:jnr-posix to v3.1.20

Author: renovate[bot]

pom.xml

@@ -148,7 +148,7 @@
         <groupId>com.github.jnr</groupId>
         <artifactId>jnr-posix</artifactId>
         <!-- when changing version also update jnr-* and asm versions in LICENSE_binary  -->
-        <version>3.1.15</version>
+        <version>3.1.20</version>
       </dependency>
       <dependency>
         <groupId>io.dropwizard.metrics</groupId>