repo: Clang-format LVL source files using Google

Switch clang-format standard from the LLVM style to the
Google style for more consistency.

Change-Id: I247c4abc275d7873a91522e1e234198adaa24033
diff --git a/tests/test_environment.cpp b/tests/test_environment.cpp
index 67a98cc..e8dc95c 100644
--- a/tests/test_environment.cpp
+++ b/tests/test_environment.cpp
@@ -76,7 +76,6 @@
 }
 
 void Environment::SetUp() {
-
     uint32_t count;
     VkResult U_ASSERT_ONLY err;
     VkInstanceCreateInfo inst_info = {};
@@ -151,11 +150,9 @@
 
 void Environment::TearDown() {
     // destroy devices first
-    for (std::vector<Device *>::iterator it = devs_.begin(); it != devs_.end(); it++)
-        delete *it;
+    for (std::vector<Device *>::iterator it = devs_.begin(); it != devs_.end(); it++) delete *it;
     devs_.clear();
 
-    if (inst)
-        vkDestroyInstance(inst, NULL);
+    if (inst) vkDestroyInstance(inst, NULL);
 }
-} // vk_testing namespace
+}  // vk_testing namespace