Update to libmongoc beta

alcaeus · alcaeus · commit 34440d277b5f · 2020-04-14T07:31:15.000+02:00
diff --git a/.evergreen/config.yml b/.evergreen/config.yml
@@ -679,11 +679,10 @@ axes:
   - id: libmongoc-version
     display_name: libmongoc version
     values:
-# Todo: re-enable once 1.17 is branched
-#      - id: "1.17-latest"
-#        display_name: "1.17 latest"
-#        variables:
-#          LIBMONGOC_VERSION: "r1.17"
+      - id: "1.17-latest"
+        display_name: "1.17 latest"
+        variables:
+          LIBMONGOC_VERSION: "r1.17"
       - id: "master"
         display_name: "Upcoming release (master)"
         variables:
diff --git a/src/LIBMONGOC_VERSION_CURRENT b/src/LIBMONGOC_VERSION_CURRENT
@@ -1 +1 @@
-1.17.0-20200330+git1b9ce0d3d3
+1.17.0-beta
diff --git a/src/libmongoc b/src/libmongoc
@@ -1 +1 @@
-Subproject commit 1b9ce0d3d3cee7529842daa9ab6ac5e7bc193c98
+Subproject commit af9307850cce42897b2ca993401183c8adb631c1
