Updates newsboat: e3ffc1d Feat: customize datetime-format

diff --git a/modules/newsboat b/modules/newsboat
index fe46f6a3fdbc77ef84a63d40856eb2b0ab799b5f..e3ffc1d13e60eecf352bbfcfcbf9330017b7942b 160000 (submodule)
--- a/modules/newsboat
+++ b/modules/newsboat
@@ -1 +1 @@
-Subproject commit fe46f6a3fdbc77ef84a63d40856eb2b0ab799b5f
+Subproject commit e3ffc1d13e60eecf352bbfcfcbf9330017b7942b