Replace calls to deprecated googletest macros *TEST_CASE() with *TEST_SUITE()

There is no semantic change; this is just a rename.
This change replaces the TEST_CASE, TestCase() family of APIs provided by googletest with TEST_SUITE, TestSuite() APIs.

PiperOrigin-RevId: 231706521
Change-Id: I948ee3769e141dbc2ba2d90cb25783b7ae07735b
diff --git a/http2/hpack/decoder/hpack_entry_decoder_test.cc b/http2/hpack/decoder/hpack_entry_decoder_test.cc
index 7249bd5..b447e82 100644
--- a/http2/hpack/decoder/hpack_entry_decoder_test.cc
+++ b/http2/hpack/decoder/hpack_entry_decoder_test.cc
@@ -157,9 +157,8 @@
   const HpackEntryType entry_type_;
 };
 
-INSTANTIATE_TEST_CASE_P(
-    AllLiteralTypes,
-    HpackLiteralEntryDecoderTest,
+INSTANTIATE_TEST_SUITE_P(
+    AllLiteralTypes, HpackLiteralEntryDecoderTest,
     testing::Values(HpackEntryType::kIndexedLiteralHeader,
                     HpackEntryType::kUnindexedLiteralHeader,
                     HpackEntryType::kNeverIndexedLiteralHeader));