Update .ci/bwcVersions with 6.8.3 (#46427)

tlrx · web-flow · commit c7326d220de3 · 2019-09-06T11:36:05.000+02:00
Looks like this is required after #46354.
diff --git a/.ci/bwcVersions b/.ci/bwcVersions
@@ -69,3 +69,4 @@ BWC_VERSION:
   - "6.8.0"
   - "6.8.1"
   - "6.8.2"
+  - "6.8.3"

-Original file line number
+Diff line change
   - "6.8.0"
   - "6.8.1"
   - "6.8.2"
 +  - "6.8.3"