Optimize Simnet account queries for property testing

This commit improves the efficiency of Simnet usage in property testing by
querying account data only once at the start of the invariant testing setup.
The fetched accounts and their addresses are reused throughout the property
testing infrastructure.

property.ts

@@ -84,6 +84,14 @@ export const checkProperties = (
     return;
   }
 
+  const simnetAccounts = simnet.getAccounts();
+
+  const eligibleAccounts = new Map(
+    [...simnetAccounts].filter(([key]) => key !== "faucet")
+  );
+
+  const simnetAddresses = Array.from(simnetAccounts.values());
+
   const radioReporter = (runDetails: any) => {
     reporter(runDetails, radio, "test");
   };
@@ -93,11 +101,7 @@ export const checkProperties = (
       fc
         .record({
           testContractId: fc.constantFrom(...rendezvousList),
-          testCaller: fc.constantFrom(
-            ...new Map(
-              [...simnet.getAccounts()].filter(([key]) => key !== "faucet")
-            ).entries()
-          ),
+          testCaller: fc.constantFrom(...eligibleAccounts.entries()),
         })
         .chain((r) => {
           const testFunctionsList = getFunctionsListForContract(
@@ -126,7 +130,7 @@ export const checkProperties = (
         .chain((r) => {
           const functionArgsArb = functionToArbitrary(
             r.selectedTestFunction,
-            Array.from(simnet.getAccounts().values())
+            simnetAddresses
           );
 
           return fc