VM: Re-format to use at most one newline between functions

runtime/bin/file_test.cc

Index: runtime/bin/file_test.cc
diff --git a/runtime/bin/file_test.cc b/runtime/bin/file_test.cc
index 4c2c0d169fe229de1ab070a0c8f616488cb8ee77..d5dda5e63674055257dd9e5fd3d1dce829d8bc51 100644
--- a/runtime/bin/file_test.cc
+++ b/runtime/bin/file_test.cc
@@ -21,7 +21,6 @@ static const char* GetFileName(const char* name) {
   }
 }
 
-
 TEST_CASE(Read) {
   const char* kFilename = GetFileName("runtime/bin/file_test.cc");
   File* file = File::Open(kFilename, File::kRead);
@@ -35,7 +34,6 @@ TEST_CASE(Read) {
   file->Release();
 }
 
-
 TEST_CASE(FileLength) {
   const char* kFilename =
       GetFileName("runtime/tests/vm/data/fixed_length_file");
@@ -45,7 +43,6 @@ TEST_CASE(FileLength) {
   file->Release();
 }
 
-
 TEST_CASE(FilePosition) {
   char buf[42];
   const char* kFilename =