Updates mail: b08bca3 Set pgp_autosign to no

diff --git a/modules/mail b/modules/mail
index b618b37bab55d3e4180aea682ede927e47ed8476..b08bca37d2db2cdfa1d22d1397e4dd67015fb666 160000 (submodule)
--- a/modules/mail
+++ b/modules/mail
@@ -1 +1 @@
-Subproject commit b618b37bab55d3e4180aea682ede927e47ed8476
+Subproject commit b08bca37d2db2cdfa1d22d1397e4dd67015fb666