[PI-387] remove request-promise from package.json and bump version

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@rhino.fi/client-js",
-  "version": "5.3.0",
+  "version": "5.3.1",
   "main": "src/index.js",
   "files": [
     "src",
@@ -39,7 +39,6 @@
     "lodash": "^4.17.20",
     "ramda": "^0.27.1",
     "request": "^2.88.2",
-    "request-promise": "^4.2.6",
     "web3": "^1.7.5",
     "web3-utils": "^1.3.0"
   },

yarn.lock

@@ -1482,7 +1482,6 @@ __metadata:
     nock: ^13.0.4
     ramda: ^0.27.1
     request: ^2.88.2
-    request-promise: ^4.2.6
     solc: ^0.4.24
     web3: ^1.7.5
     web3-utils: ^1.3.0
@@ -8754,20 +8753,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"request-promise@npm:^4.2.6":
-  version: 4.2.6
-  resolution: "request-promise@npm:4.2.6"
-  dependencies:
-    bluebird: ^3.5.0
-    request-promise-core: 1.1.4
-    stealthy-require: ^1.1.1
-    tough-cookie: ^2.3.3
-  peerDependencies:
-    request: ^2.34
-  checksum: 1856c718cb4b888db8b6a206537ecac47390ea4fbdaef00da9a6169a03dd66a95c38493713f927f78a19bfeb28dcb28f5d20f6ab927d644d9e0626847d808f9f
-  languageName: node
-  linkType: hard
-
 "request@npm:^2.79.0, request@npm:^2.85.0, request@npm:^2.88.0, request@npm:^2.88.2":
   version: 2.88.2
   resolution: "request@npm:2.88.2"