docs(email): update email signatures to use new logo

Author: giamir

packages/stacks-docs/email/components/signatures.html

@@ -21,8 +21,8 @@
             </td>
         </tr>
         <tr>
-            <td border="0" cellpadding="0" cellspacing="0" height="36" width="146">
-                <a href="https://stackoverflow.com/company"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow.png" width="146" height="36" alt="Stack Overflow"></a>
+            <td border="0" cellpadding="0" cellspacing="0" height="24" width="190">
+                <a href="https://stackoverflow.co/"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow-enterprise.png" width="190" height="24" alt="Stack Overflow"></a>
             </td>
         </tr>
     </tbody>
@@ -39,8 +39,8 @@
                             </td>
                         </tr>
                         <tr>
-                            <td border="0" cellpadding="0" cellspacing="0" height="36" width="146">
-                                <a href="https://stackoverflow.com/company"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow.png" width="146" height="36" alt="Stack Overflow"></a>
+                            <td border="0" cellpadding="0" cellspacing="0" height="24" width="190">
+                                <a href="https://stackoverflow.co/"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow-enterprise.png" width="190" height="24" alt="Stack Overflow"></a>
                             </td>
                         </tr>
                     </tbody>
@@ -61,8 +61,8 @@
             </td>
         </tr>
         <tr>
-            <td border="0" cellpadding="0" cellspacing="0" height="36" width="146">
-                <a href="https://stackoverflow.com/company"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow.png" width="146" height="36" alt="Stack Overflow"></a>
+            <td border="0" cellpadding="0" cellspacing="0" height="24" width="190">
+                <a href="https://stackoverflow.co/"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow-enterprise.png" width="190" height="24" alt="Stack Overflow"></a>
             </td>
         </tr>
         <tr>
@@ -86,8 +86,8 @@
                             </td>
                         </tr>
                         <tr>
-                            <td border="0" cellpadding="0" cellspacing="0" height="36" width="146">
-                                <a href="https://stackoverflow.com/company"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow.png" width="146" height="36" alt="Stack Overflow"></a>
+                            <td border="0" cellpadding="0" cellspacing="0" height="24" width="190">
+                                <a href="https://stackoverflow.co/"><img src="https://cdn.sstatic.net/Img/email/logo-stack-overflow-enterprise.png" width="190" height="24" alt="Stack Overflow"></a>
                             </td>
                         </tr>
                         <tr>