e2e-tests: Remove unnecessary type specifications

As these do not lend warnings in IntelliJ once removed. Indeed, one
"should almost never annotate the type of a private field or a local
variable, as their type will usually be immediately evident in their
value" [1].

[1] https://docs.scala-lang.org/style/types.html#inference

Change-Id: I1979352e0d31da44c1bb72e95491154176f7335c
diff --git a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CloneUsingMultiGerrit1.scala b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CloneUsingMultiGerrit1.scala
index cc80577..14c1716 100644
--- a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CloneUsingMultiGerrit1.scala
+++ b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CloneUsingMultiGerrit1.scala
@@ -23,7 +23,7 @@
 
 class CloneUsingMultiGerrit1 extends GitSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
-  private var default: String = name
+  private var default = name
 
   def this(default: String) {
     this()
diff --git a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateChangeUsingMultiGerrit.scala b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateChangeUsingMultiGerrit.scala
index 51dd72d..0011429 100644
--- a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateChangeUsingMultiGerrit.scala
+++ b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateChangeUsingMultiGerrit.scala
@@ -24,7 +24,7 @@
 
 class CreateChangeUsingMultiGerrit extends GerritSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
-  private val default: String = name
+  private val default = name
   private val numberKey = "_number"
 
   override def relativeRuntimeWeight = 10
diff --git a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateProjectUsingMultiGerritTwice.scala b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateProjectUsingMultiGerritTwice.scala
index 5270ce0..3150405 100644
--- a/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateProjectUsingMultiGerritTwice.scala
+++ b/src/test/scala/com/googlesource/gerrit/plugins/multisite/scenarios/CreateProjectUsingMultiGerritTwice.scala
@@ -20,7 +20,7 @@
 import scala.concurrent.duration._
 
 class CreateProjectUsingMultiGerritTwice extends GitSimulation {
-  private val default: String = name
+  private val default = name
 
   private val createProject = new CreateProjectUsingMultiGerrit(default)
   private val deleteProject = new DeleteProjectUsingMultiGerrit(default)