Backport "deps: bump sbt plugins" to LTS (#18976)

Backports #17932 to the LTS branch.

PR submitted by the release tooling.
[skip ci]

Author: Kordyjan

project/plugins.sbt

@@ -8,13 +8,13 @@ libraryDependencySchemes +=
 
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.12.0")
 
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.20")
+addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.21")
 
 addSbtPlugin("com.github.sbt" % "sbt-pgp" % "2.2.1")
 
 addSbtPlugin("org.xerial.sbt" % "sbt-pack" % "0.17")
 
-addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.3")
+addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.5")
 
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.11.0")