fix: update stale bot (#145)

Increase number of days before an issue or PR becomes stale.
I don't have much time to work on this project right now, so removing
the stale label for a relevant issue that was not

Author: ardeois

.github/stale.yml

@@ -1,9 +1,10 @@
 # Number of days of inactivity before an issue becomes stale
-daysUntilStale: 30
+daysUntilStale: 90
 # Number of days of inactivity before a stale issue is closed
-daysUntilClose: 14
+daysUntilClose: 30
 # Issues with these labels will never be considered stale
 exemptLabels:
+  - bug
   - pinned
   - security
 # Label to use when marking an issue as stale
@@ -14,4 +15,4 @@ markComment: >
   recent activity. It will be closed if no further activity occurs. Thank you
   for your contributions.
 # Comment to post when closing a stale issue. Set to `false` to disable
-closeComment: false
+closeComment: false