Update submodules

d634f2bd · Matt Mitchell · e9fd6768 · 6f6ab421 · 8a6feabf · 6f6ab421
--- a/googletest @ 6f6ab421
+++ b/googletest @ 6f6ab421
-Subproject commit 8a6feabf04bec8fb125e0df0ad1195c42350725f
+Subproject commit 6f6ab4212aa02cfe02e480711246da4fc17b0761
--- a/spa-templates @ 68cd408c
+++ b/spa-templates @ 68cd408c
-Subproject commit 1d1834bbb3607012c08eae31f771f10e29889f53
+Subproject commit 68cd408c62c6a881a58f41a6f6f5f8b73b6ae515