Add a wallet with enough testing balance for SIP-031 to Devnet.toml

Author: BowTiedRadone

contrib/core-contract-tests/deployments/default.simnet-plan.yaml

@@ -12,6 +12,10 @@ genesis:
       address: ST1SJ3DTE5DN7X54YDH5D64R3BCB6A2AG2ZQ8YPD5
       balance: "100000000000000"
       sbtc-balance: "1000000000"
+    - name: wallet_10
+      address: ST3FFKYTTB975A3JC3F99MM7TXZJ406R3GKE6JV56
+      balance: "200000000000000"
+      sbtc-balance: "1000000000"
     - name: wallet_2
       address: ST2CY5V39NHDPWSXMW9QDT3HC3GD6Q6XX4CFRK9AG
       balance: "100000000000000"

contrib/core-contract-tests/settings/Devnet.toml

@@ -71,3 +71,9 @@ balance = 100_000_000_000_000
 # stx_address: STNHKEPYEPJ8ET55ZZ0M5A34J0R3N5FM2CMMMAZ6
 # btc_address: mjSrB3wS4xab3kYqFktwBzfTdPg367ZJ2d
 
+[accounts.wallet_10]
+mnemonic = "kiss denial decade slide spawn medal twist lamp evidence economy torch alter witness paper rule snack cushion hill sugar fury public innocent almost divide"
+balance = 200_000_000_000_000
+# secret_key: 5b897659452b9f3642be69aee75dc3cc84b2386d55ece1312affdbb80a3b2a7d01
+# stx_address: ST3FFKYTTB975A3JC3F99MM7TXZJ406R3GKE6JV56
+# btc_address: n1qwmgbzf1YeHDW6cTxxEwuqnjbqauvKJ1