Fix OSS QUICHE build.

Add some missing dependencies in BUILD.bazel.

PiperOrigin-RevId: 926047736

quiche/BUILD.bazel

diff --git a/quiche/BUILD.bazel b/quiche/BUILD.bazel
index 1aef208..9940d8a 100644
--- a/quiche/BUILD.bazel
+++ b/quiche/BUILD.bazel
@@ -133,6 +133,7 @@
         "@boringssl//:ssl",
         "@com_google_absl//absl/algorithm:container",
         "@com_google_absl//absl/base",
+        "@com_google_absl//absl/base:config",
         "@com_google_absl//absl/base:core_headers",
         "@com_google_absl//absl/base:log_severity",
         "@com_google_absl//absl/base:no_destructor",
@@ -201,6 +202,7 @@
         "@boringssl//:crypto",
         "@com_google_absl//absl/base",
         "@com_google_absl//absl/base:core_headers",
+        "@com_google_absl//absl/base:nullability",
         "@com_google_absl//absl/container:flat_hash_map",
         "@com_google_absl//absl/container:flat_hash_set",
         "@com_google_absl//absl/flags:flag",