lib/libhydrogen: Add new libhydrogen submodule.

dpgeorge · dpgeorge · commit 0ce69486534e · 2021-01-18T12:43:01.000+11:00
This library is a small and easy-to-use cryptographic library which is well
suited to embedded systems.

Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/.gitmodules b/.gitmodules
@@ -36,3 +36,6 @@
 [submodule "lib/nxp_driver"]
 	path = lib/nxp_driver
 	url = https://github.com/hathach/nxp_driver.git
+[submodule "lib/libhydrogen"]
+	path = lib/libhydrogen
+	url = https://github.com/jedisct1/libhydrogen.git
diff --git a/lib/libhydrogen b/lib/libhydrogen
@@ -0,0 +1 @@
+Subproject commit 5c5d513093075f7245ea522101b17c50aa579af2
