Merge pull request #2077 from Baeldung/update/tapir-core-1.12.6

Update tapir-akka-http-server, tapir-core, ... from 1.12.4 to 1.12.6

Author: mergify[bot]

scala-libraries-standalone/tapir/build.sbt

@@ -1,5 +1,5 @@
 val scalaV = "2.12.16"
-val tapirV = "1.12.4"
+val tapirV = "1.12.6"
 ThisBuild / scalaVersion := scalaV
 ThisBuild / version := "1.0.0"
 ThisBuild / organization := "com.baeldung"