Test against Monero 0.18.3.1 (#149)

Co-authored-by: silverpill <silverpill@firemail.cc>

Author: silverpill

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        monero: [ 0.18.1.2, 0.18.2.2 ]
+        monero: [ 0.18.1.2, 0.18.2.2, 0.18.3.1 ]
 
     steps:
       - uses: actions/checkout@v5