Merge bitcoin/bitcoin#24587: test: use MiniWallet for rpc_createmultisig.py

2726b60a3a test: use MiniWallet for rpc_createmultisig.py (Ayush Sharma)

Pull request description:

  This PR enables one of the non-wallet functional tests (rpc_createmultisig.py) to be run even with the Bitcoin Core wallet disabled by using the MiniWallet instead, as proposed in #20078 .

ACKs for top commit:
  danielabrozzoni:
    re-ACK 2726b60a3a

Tree-SHA512: fb0ef22d3f1c161ca5963cb19ce76533ac3941f15102fc0aa2286ef3bec48f219e5934d504b41976f9f295fb6ca582b737e0fea896df4eb964cdaba1b2c91650

test/functional/test_runner.py

@@ -224,8 +224,7 @@ BASE_SCRIPTS = [
     'feature_rbf.py --descriptors',
     'mempool_packages.py',
     'mempool_package_onemore.py',
-    'rpc_createmultisig.py --legacy-wallet',
-    'rpc_createmultisig.py --descriptors',
+    'rpc_createmultisig.py',
     'rpc_packages.py',
     'mempool_package_limits.py',
     'feature_versionbits_warning.py',