Removed accidental dot (#578)

.github/CODEOWNERS

@@ -1,8 +1,8 @@
-pkg/notifications/smtp.go      @piksel
+pkg/notifications/smtp.go     @piksel
-pkg/notifications/email.go     @piksel
+pkg/notifications/email.go    @piksel
-pkg/notifications/shoutrrr.go. @piksel @simskij @arnested
+pkg/notifications/shoutrrr.go @piksel @simskij @arnested
-pkg/container/*                @simskij
+pkg/container/*               @simskij
-pkg/api/*                      @victorcmoura
+pkg/api/*                     @victorcmoura
-.devbots/*                     @simskij
+.devbots/*                    @simskij
-.github/*                      @simskij
+.github/*                     @simskij
-docs/*                         @containrrr/watchtower-contributors
+docs/*                        @containrrr/watchtower-contributors