fix: upgrade @stacks/transactions to 7.3.0 (#94)

Author: rafaelcr

package-lock.json

@@ -60,7 +60,7 @@
     "@hirosystems/salt-n-pepper-client": "^1.1.2",
     "@noble/secp256k1": "^2.2.3",
     "@sinclair/typebox": "^0.28.17",
-    "@stacks/transactions": "^7.2.0",
+    "@stacks/transactions": "^7.3.0",
     "@types/node": "^22.10.5",
     "bignumber.js": "^9.1.2",
     "date-fns": "^4.1.0",