Update to PHPUnit 8.5 (#15581)

* use latest phpunit/phpunit ~8.5

* submodule updates

* fixes

2 files changed, 4 insertions, 4 deletions

diff --git a/plugins/Live/tests/Fixtures/ManyVisitsOfSameVisitor.php b/plugins/Live/tests/Fixtures/ManyVisitsOfSameVisitor.php
index d2bcb9f302..a2d7db247f 100644
--- a/plugins/Live/tests/Fixtures/ManyVisitsOfSameVisitor.php
+++ b/plugins/Live/tests/Fixtures/ManyVisitsOfSameVisitor.php
@@ -19,7 +19,7 @@ class ManyVisitsOfSameVisitor extends Fixture
     public $idSite = 1;
     public $idSite2 = 2;
 
-    public function setUp()
+    public function setUp(): void
     {
         if (!self::siteCreated($this->idSite)) {
             self::createWebsite($this->dateTime);
@@ -32,7 +32,7 @@ class ManyVisitsOfSameVisitor extends Fixture
         $this->trackVisits();
     }
 
-    public function tearDown()
+    public function tearDown(): void
     {
         // empty
     }
diff --git a/plugins/Live/tests/Fixtures/VisitsWithAllActionsAndDevices.php b/plugins/Live/tests/Fixtures/VisitsWithAllActionsAndDevices.php
index d21bed8221..f61aa3b16f 100644
--- a/plugins/Live/tests/Fixtures/VisitsWithAllActionsAndDevices.php
+++ b/plugins/Live/tests/Fixtures/VisitsWithAllActionsAndDevices.php
@@ -20,7 +20,7 @@ class VisitsWithAllActionsAndDevices extends Fixture
     public $dateTime = '2010-02-01 11:22:33';
     public $idSite = 1;
 
-    public function setUp()
+    public function setUp(): void
     {
         if (!self::siteCreated($idSite = 1)) {
             self::createWebsite($this->dateTime, 1);
@@ -64,7 +64,7 @@ class VisitsWithAllActionsAndDevices extends Fixture
         $this->trackVisitTablet($t, Date::factory($this->dateTime)->addHour(156.9)->getDatetime());
     }
 
-    public function tearDown()
+    public function tearDown(): void
     {
         // empty
     }