Adjust "club" to "Society"

Author: dannyadair

bylaws/membership.md

@@ -4,9 +4,9 @@
 
 - Membership is for one year. The membership year is the financial year 01 January-31
   December.
-- When a new member joins the club, the initial annual membership fee is charged
+- When a new member joins the Society, the initial annual membership fee is charged
   proportionally for the remainder of the year (e.g. halfway through the year you only
   pay half the fee).
-- If a new member joins the club in the month of December, the annual membership fee to
+- If a new member joins the Society in the month of December, the annual membership fee to
   be paid is for the following year, and the remaining proportional fee for the month of
   December is waived.