subprojects: Bump to HEAD

Change-Id: I4cff901031cf792bca0ca2f08e7f372cea17c141
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/test/meson.build b/test/meson.build
index 51993de..fbb8e01 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -1,7 +1,12 @@
 gtest = dependency('gtest', main: true, disabler: true, required: false)
 gmock = dependency('gmock', disabler: true, required: false)
 if not gtest.found() or not gmock.found()
-  gtest_proj = import('cmake').subproject('googletest', required: false)
+  gtest_proj = import('cmake').subproject(
+    'googletest',
+    cmake_options: [
+      '-DCMAKE_CXX_FLAGS=-Wno-pedantic',
+    ],
+    required: false)
   if gtest_proj.found()
     gtest = declare_dependency(
       dependencies: [
@@ -15,6 +20,7 @@
   endif
 endif
 
+
 tests = [
   'chip',
   'event',