Add Math.ceil while calculating relayer fee percent, because if relayer has 0.07% fee, in JS multiplication result of 0.07 * 1e10 is 700000000.0000001 & bump version to 1.3.2

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@tornado/tornado-oracles",
-  "version": "1.3.1",
+  "version": "1.3.2",
   "description": "Gas oracle for Tornado-specific transactions",
   "main": "./lib/index.js",
   "types": "./lib/index.d.ts",

src/feeOracle.ts

@@ -184,7 +184,7 @@ export abstract class TornadoFeeOracle implements ITornadoFeeOracle {
     const gasCosts = BigNumber.from(await this.getGas(tx, type));
 
     const relayerFee = parseUnits(amount.toString(), decimals)
-      .mul(`${relayerFeePercent * 1e10}`)
+      .mul(`${Math.floor(relayerFeePercent * 1e10)}`)
       .div(`${100 * 1e10}`);
 
     if ((this.chainId === ChainId.MAINNET || this.chainId === ChainId.GOERLI) && currency.toLowerCase() != 'eth') {