Fix wrong council csession

tokenomics-reports/babylon-2/Council Round #15 - #277200-#378000 - Tokenomics Report.md

@@ -4,7 +4,7 @@ This is a report which explains the current state of the Joystream network in nu
 ## 1.0 Basic Information
 * Block range: 277200 - 378000
 * Date Range: 4/26/2021 - 5/3/2021
-* Council session #: 2
+* Council session #: 1
 
 ## 2.0 Tokenomics
 ### 2.1 Token generation breakdown