PHPC-1808: Bump libmongoc to 1.17.4 (#1214)

jmikola · web-flow · commit 01e8a6f9c8bd · 2021-04-07T12:06:38.000-04:00
diff --git a/src/LIBMONGOC_VERSION_CURRENT b/src/LIBMONGOC_VERSION_CURRENT
@@ -1 +1 @@
-1.17.2
+1.17.4
diff --git a/src/libmongoc b/src/libmongoc
@@ -1 +1 @@
-Subproject commit c792181f05cb9bcabe2a06deaa83dd97c83223a4
+Subproject commit 264fc940df5a2d86d83c51b9523073a5d007a55f
