changed pinned status count operator

changed default pinned count to 5 to preserve default behavior

app/validators/status_pin_validator.rb

@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
 class StatusPinValidator < ActiveModel::Validator
-  MAX_PINNED = (ENV['MAX_PINNED_TOOTS'].to_i - 1 || 4)
+  MAX_PINNED = (ENV['MAX_PINNED_TOOTS'] || 5).to_i
   
   def validate(pin)
     pin.errors.add(:base, I18n.t('statuses.pin_errors.reblog')) if pin.status.reblog?
     pin.errors.add(:base, I18n.t('statuses.pin_errors.ownership')) if pin.account_id != pin.status.account_id
     pin.errors.add(:base, I18n.t('statuses.pin_errors.private')) unless %w(public unlisted).include?(pin.status.visibility)
-    pin.errors.add(:base, I18n.t('statuses.pin_errors.limit')) if pin.account.status_pins.count > MAX_PINNED  && pin.account.local?
+    pin.errors.add(:base, I18n.t('statuses.pin_errors.limit')) if pin.account.status_pins.count >= MAX_PINNED  && pin.account.local?
   end
 end