ART: Continue adding override annotations

Use Clang-tidy's modernize-use-override to add more annotations. Ignore
inferred annotations on destructors.

Bug: 32619234
Test: mmma art
Change-Id: Ic432c928e398d44df9171e42db04ee19946e6887
diff --git a/dex2oat/linker/elf_writer_test.cc b/dex2oat/linker/elf_writer_test.cc
index 40495f3..ef85fd1 100644
--- a/dex2oat/linker/elf_writer_test.cc
+++ b/dex2oat/linker/elf_writer_test.cc
@@ -34,7 +34,7 @@
 
 class ElfWriterTest : public CommonCompilerTest {
  protected:
-  virtual void SetUp() {
+  void SetUp() override {
     ReserveImageSpace();
     CommonCompilerTest::SetUp();
   }