Update grpc-core, grpc-inprocess, ... from 1.75.0 to 1.76.0 (#789)

Author: scala-steward

build.sbt

@@ -11,7 +11,7 @@ lazy val ScalaVersions = new {
 
 lazy val Versions = new {
   val gpb3Version = "3.25.8"
-  val grpcVersion = "1.75.0"
+  val grpcVersion = "1.76.0"
   val circeVersion = "0.14.15"
   val http4sVersion = "0.22.2"
   val akkaHttp = "10.2.10"