upgrade dependencies

Author: pjfanning

project/build.properties

@@ -1 +1 @@
-sbt.version=1.11.6
+sbt.version=1.11.7

src/main/g8/default.properties

@@ -1,8 +1,8 @@
 name=My Pekko HTTP Project
 description=This is a seed project which creates a basic build for a Pekko HTTP application using Scala.
-scala_version=3.3.6
-pekko_http_version=1.2.0
-pekko_version=1.2.0
+scala_version=3.3.7
+pekko_http_version=1.3.0
+pekko_version=1.2.1
 sbt_version=maven(org.scala-sbt, sbt, stable)
 organization=com.example
 package=$organization$