Ignore code from code coverage that only exists for the theoretical case of handling Test objects that do not implement Reorderable

Author: sebastianbergmann

src/Framework/TestSuite.php

@@ -436,7 +436,9 @@ public function provides(): array
 
             foreach ($this->tests as $test) {
                 if (!$test instanceof Reorderable) {
+                    // @codeCoverageIgnoreStart
                     continue;
+                    // @codeCoverageIgnoreEnd
                 }
 
                 $this->providedTests = ExecutionOrderDependency::mergeUnique($this->providedTests, $test->provides());
@@ -456,7 +458,9 @@ public function requires(): array
 
             foreach ($this->tests as $test) {
                 if (!$test instanceof Reorderable) {
+                    // @codeCoverageIgnoreStart
                     continue;
+                    // @codeCoverageIgnoreEnd
                 }
 
                 $this->requiredTests = ExecutionOrderDependency::mergeUnique(