feat: update agenda (asyncapi#923)

* update-agenda

* Update config/speakers.json

Author: thulieblack

config/agenda.json

@@ -25,7 +25,7 @@
     },
     {
         "time": "15:00 PM PST - 15:50 PM PST",
-        "session": "Supercharging Spec-Driven Development for Event-Driven Architectures",
+        "session": "Enforcing Data Quality in Event-Driven API Products with AsyncAPI",
         "speaker": 4,
         "type": "Technical Speaker",
         "city": "California",

config/speakers.json

@@ -22,9 +22,9 @@
   },
   {
     "id": 4,
-    "name": "Hari Krishnan",
-    "title": "Founder and CEO at Polarizer Technologies",
-    "img": "/img/speaker-images/online-conf/Hari.webp",
+    "name": "John Fallows",
+    "title": "CTO at Aklivity",
+    "img": "/img/speaker-images/san-jose/JohnFallows.webp",
     "city": ["California"]
   },
   {
@@ -50,9 +50,9 @@
   },
   {
     "id": 8,
-    "name": "Ankit Kumar",
-    "title": "Head of Developer and Customer Success at Aklivity",
-    "img": "/img/speaker-images/london/Ankit.webp",
+    "name": "Leonid Lukyanov",
+    "title": "CEO at Aklivity",
+    "img": "/img/speaker-images/paris/Leonid.webp",
     "city": ["California"]
   },
   {