PHPC-898: Bump libmongoc and libbson to 1.5.4

jmikola · jmikola · commit faae013abeb3 · 2017-01-30T17:11:15.000-05:00
Includes CDRIVER-2003, which fixes an issue with queries using a read concern.
diff --git a/src/libbson b/src/libbson
@@ -1 +1 @@
-Subproject commit fd0743140ef38a505444ae0ffa405d6cab2b1cf7
+Subproject commit bdf8cbe38d7af28255dbe7a46e188ba563272f03
diff --git a/src/libmongoc b/src/libmongoc
@@ -1 +1 @@
-Subproject commit 60126ee7a279d2e484f14440571c789cf34159c5
+Subproject commit 88db71c1ffe0b0fea30c09bd8f65f39faaa01f19
