Apply miscellaneous whitespace changes

The EventsTest changes kept appearing. I'm not sure why scalafmt check
was allowing it before. My vim status bar warns me about trailing spaces
and I noticed the two in Keys.scala and removed them.

main/src/main/scala/sbt/Keys.scala

@@ -387,7 +387,7 @@ object Keys {
   val csrExtraCredentials = taskKey[Seq[lmcoursier.credentials.Credentials]]("")
   val csrPublications = taskKey[Seq[(lmcoursier.definitions.Configuration, lmcoursier.definitions.Publication)]]("")
   val csrReconciliations = settingKey[Seq[(ModuleMatchers, Reconciliation)]]("Strategy to reconcile version conflicts.")
-  
+
   val internalConfigurationMap = settingKey[Configuration => Configuration]("Maps configurations to the actual configuration used to define the classpath.").withRank(CSetting)
   val classpathConfiguration = taskKey[Configuration]("The configuration used to define the classpath.").withRank(CTask)
   val ivyConfiguration = taskKey[IvyConfiguration]("General dependency management (Ivy) settings, such as the resolvers and paths to use.").withRank(DTask)
@@ -457,7 +457,7 @@ object Keys {
   val fullResolvers = taskKey[Seq[Resolver]]("Combines the project resolver, default resolvers, and user-defined resolvers.").withRank(CTask)
   val otherResolvers = taskKey[Seq[Resolver]]("Resolvers not included in the main resolver chain, such as those in module configurations.").withRank(CSetting)
   val scalaCompilerBridgeResolvers = taskKey[Seq[Resolver]]("Resolvers used to resolve compiler bridges.").withRank(CSetting)
-  val includePluginResolvers = settingKey[Boolean]("Include the resolvers from the metabuild.").withRank(CSetting)  
+  val includePluginResolvers = settingKey[Boolean]("Include the resolvers from the metabuild.").withRank(CSetting)
   val useJCenter = settingKey[Boolean]("Use JCenter as the default repository.").withRank(CSetting)
   val moduleConfigurations = settingKey[Seq[ModuleConfiguration]]("Defines module configurations, which override resolvers on a per-module basis.").withRank(BMinusSetting)
   val retrievePattern = settingKey[String]("Pattern used to retrieve managed dependencies to the current build.").withRank(DSetting)

server-test/src/test/scala/testpkg/EventsTest.scala

@@ -66,7 +66,7 @@ object EventsTest extends AbstractServerTest {
     })
   }
 
-/* This test is timing out.
+  /* This test is timing out.
   test("cancel on-going task with string id") { _ =>
     import sbt.Exec
     val id = Exec.newExecId
@@ -84,5 +84,5 @@ object EventsTest extends AbstractServerTest {
       s contains """"result":{"status":"Task cancelled""""
     })
   }
-*/
+ */
 }