Update scalafmt-core to 3.9.9 (msgpack#907)

* Update scalafmt-core to 3.9.9

* Reformat with scalafmt 3.9.9

Executed command: scalafmt --non-interactive

* Add 'Reformat with scalafmt 3.9.9' to .git-blame-ignore-revs

Author: scala-steward

.git-blame-ignore-revs

@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.9.9
+424ec59eb4865feb383ca53b4278dfb8b9b6c36c

.scalafmt.conf

@@ -1,4 +1,4 @@
-version = 3.9.8
+version = 3.9.9
 project.layout = StandardConvention
 runner.dialect = scala3
 maxColumn = 100

project/plugins.sbt

@@ -1,10 +1,10 @@
-addSbtPlugin("com.github.sbt" % "sbt-pgp"      % "2.3.1")
+addSbtPlugin("com.github.sbt" % "sbt-pgp" % "2.3.1")
 // TODO: Fixes jacoco error:
 // java.lang.NoClassDefFoundError: Could not initialize class org.jacoco.core.internal.flow.ClassProbesAdapter
 //addSbtPlugin("com.github.sbt"   % "sbt-jacoco"      % "3.3.0")
-addSbtPlugin("org.xerial.sbt"   % "sbt-jcheckstyle" % "0.2.1")
+addSbtPlugin("org.xerial.sbt" % "sbt-jcheckstyle" % "0.2.1")
 addSbtPlugin("com.github.sbt" % "sbt-osgi"        % "0.10.0")
-addSbtPlugin("org.scalameta"    % "sbt-scalafmt"    % "2.5.5")
-addSbtPlugin("com.github.sbt"     % "sbt-dynver"      % "5.1.1")
+addSbtPlugin("org.scalameta"  % "sbt-scalafmt"    % "2.5.5")
+addSbtPlugin("com.github.sbt" % "sbt-dynver"      % "5.1.1")
 
 scalacOptions ++= Seq("-deprecation", "-feature")