Update dependencies to latest versions

Author: Philippus

examples/commands-nix/build.sbt

@@ -4,7 +4,7 @@ scalaVersion := "2.12.6"
 
 libraryDependencies ++= Seq(
   "org.scalacheck" %% "scalacheck" % "1.14.0",
-  "net.java.dev.jna" % "jna" % "4.0.0"
+  "net.java.dev.jna" % "jna" % "4.5.1"
 )
 
 javacOptions ++= Seq("-Xmx1024M")

examples/commands-redis/build.sbt

@@ -4,6 +4,6 @@ scalaVersion := "2.12.6"
 
 libraryDependencies ++= Seq(
   "org.scalacheck" %% "scalacheck" % "1.14.0",
-  "org.slf4j" % "slf4j-simple" % "1.7.7",
-  "net.debasishg" %% "redisclient" % "3.4"
+  "org.slf4j" % "slf4j-simple" % "1.7.25",
+  "net.debasishg" %% "redisclient" % "3.6"
 )