seo changes

Author: praduman-dharma

_includes/navigation.html

@@ -1,6 +1,6 @@
 <header class="header">
     <a href="{{ site.url}}{{ site.baseurl }}/">
-        <img src="assets/images/logo.png" width="200" height="40" alt="our main logo" class="logo">
+        <img src="assets/images/logo.png" alt="our main logo" class="logo">
     </a>
 
     <nav class="navbar">

_includes/section-hero.html

@@ -19,7 +19,7 @@ <h1 class="hero-heading">{{ site.github.owner_display_name }}</h1>
                 <picture>
                     <source srcset="assets/images/webp/hero.webp" type="image/webp">
                     <source srcset="assets/images/hero.jpg" type="image/jpg">
-                    <img src="assets/images/hero.jpg" alt="this is me {{ site.github.owner_display_name }}" fetchpriority="high" width="400" height="590" class="hero-img">
+                    <img src="assets/images/hero.jpg" alt="this is me {{ site.github.owner_display_name }}" fetchpriority="high" width="400" class="hero-img">
                 </picture>
             </div>
         </div>