Added 'Handtalk' and fixed 'Periodic'

https://github.com/AliasIO/wappalyzer/issues/4594
https://github.com/AliasIO/wappalyzer/issues/4582

src/technologies/h.json

@@ -122,6 +122,18 @@
     "scripts": "handlebars(?:\\.runtime)?(?:-v([\\d.]+?))?(?:\\.min)?\\.js\\;version:\\1",
     "website": "http://handlebarsjs.com"
   },
+  "Handtalk": {
+    "cats": [
+      68
+    ],
+    "description": "Handtalk is an accessiblity plug-in which uses sign language to make sites accessible.",
+    "icon": "Handtalk.png",
+    "js": {
+      "HandTalk": ""
+    },
+    "scripts": "api\\.handtalk\\.me",
+    "website": "https://www.handtalk.me/"
+  },    
   "Haravan": {
     "cats": [
       6

src/technologies/p.json

@@ -517,9 +517,6 @@
     ],
     "description": "Periodic is a white-label scheduling system.",
     "icon": "Periodic.svg",
-    "js": {
-      "PeriodicSyncManager": ""
-    },
     "pricing": [
       "low",
       "recurring"