Fix e2e test compilation failure

The latest change [1] introduced to e2e tests causes compilation
failure.

Scala does not support static imports, StandardCharsets.UTF_8 is
imported without static.

In [1], the ProjectSimulation file had an extra bracket removed.
Fixed with this change.

[1] 640b6ed

Change-Id: I1500155fe98744e7fe2f4cac9c83557598530811
Release-Notes: skip
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GitSimulation.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GitSimulation.scala
index 53f942d..5885fb0 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GitSimulation.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GitSimulation.scala
@@ -14,7 +14,7 @@
 
 package com.google.gerrit.scenarios
 
-import static java.nio.charset.StandardCharsets.UTF_8
+import java.nio.charset.StandardCharsets.UTF_8
 import java.io.{File, IOException}
 import java.net.URLEncoder
 
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ProjectSimulation.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ProjectSimulation.scala
index f0c6f68..3802cea 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ProjectSimulation.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ProjectSimulation.scala
@@ -14,13 +14,13 @@
 
 package com.google.gerrit.scenarios
 
-import static java.nio.charset.StandardCharsets.UTF_8
+import java.nio.charset.StandardCharsets.UTF_8
 import java.net.URLEncoder
 
 class ProjectSimulation extends GerritSimulation {
   projectName = "defaultTestProject"
 
   override def replaceOverride(in: String): String = {
-    replaceProperty("project", URLEncoder.encode(getFullProjectName(projectName), UTF_8, in)
+    replaceProperty("project", URLEncoder.encode(getFullProjectName(projectName), UTF_8), in)
   }
 }