Added 'Workarea', Improved detection for 'Klarna', 'MasterCard'

https://github.com/AliasIO/wappalyzer/issues/4288
https://github.com/AliasIO/wappalyzer/issues/4281

src/technologies/k.json

@@ -354,6 +354,7 @@
       "ku1-vid": ""
     },
     "description": "Klarna Checkout is a complete payment solution where Klarna handles a store's entire checkout.",
+    "dom": "[aria-labelledby='pi-klarna']",
     "icon": "Klarna.svg",
     "js": {
       "KlarnaOnsiteService": "",

src/technologies/m.json

@@ -327,7 +327,7 @@
       41
     ],
     "description": "MasterCard facilitates electronic funds transfers throughout the world, most commonly through branded credit cards, debit cards and prepaid cards.",
-    "dom": "[aria-labelledby='pi-mastercard']",
+    "dom": "[aria-labelledby='pi-mastercard'], [aria-labelledby='pi-master']",
     "icon": "Mastercard.svg",
     "website": "https://www.mastercard.com"
   },

src/technologies/w.json

@@ -892,6 +892,17 @@
     "saas": true,
     "website": "https://online.worldpay.com"
   },
+  "Workarea": {
+    "cats": [
+      6
+    ],
+    "description": "Workarea is a SaaS commerce platform for medium to large businesses.",
+    "icon": "Workarea.png",
+    "js": {
+      "workarea": ""
+    },
+    "website": "https://www.workarea.com/"
+  },  
   "Wufoo": {
     "cats": [
       73