fix: update links from <Link> to <a> for consistency in MDX files

Signed-off-by: Lee Calcote <lee.calcote@layer5.io>

Author: leecalcote

src/collections/blog/2021/2021-04-19-announcing-meshery-v0.5/index.mdx

@@ -148,7 +148,7 @@ Providers (local and remote) support:
 - Historical reporting  
 
 Explore Meshery extensibility at:  
-<Link to="https://docs.meshery.io/extensibility">docs.meshery.io/extensibility</Link>
+<a href="https://docs.meshery.io/extensibility">docs.meshery.io/extensibility</a>
 
 ---
 
@@ -213,9 +213,9 @@ Meshery Operator is a Kubernetes-native controller providing cluster discovery,
 
   <ul>
     <li>
-      <Link to="https://docs.meshery.io/concepts/architecture/meshsync">
+      <a href="https://docs.meshery.io/concepts/architecture/meshsync">
         MeshSync is the heartbeat of Meshery
-      </Link>
+      </a>
       , synchronizing cluster and cloud state.
     </li>
     <li>Enables cloud-agnostic object modeling</li>
@@ -270,7 +270,7 @@ to switch deployments instantly.
 `mesheryctl system channel` lets you choose the release channel for each deployment, enable or disable auto-updates, or pin versions manually.
 
 Review all commands at the  
-<Link to="https://docs.meshery.io/reference/mesheryctl">mesheryctl Command Reference</Link>.
+<a href="https://docs.meshery.io/reference/mesheryctl">mesheryctl Command Reference</a>.
 
 ---
 
@@ -282,13 +282,13 @@ Review the full list of enhancements in the
 Planning for v0.6.0 is complete, and the community's innovation cycle shows no sign of slowing down.
 
 See the  
-<Link to="https://github.com/layer5io/meshery/blob/master/ROADMAP.md">Meshery roadmap</Link>.
+<a href="https://github.com/layer5io/meshery/blob/master/ROADMAP.md">Meshery roadmap</a>.
 
 ---
 
 <div className="intro">
   If these topics excite you, come say “Hi” in the community
-  <Link to="http://slack.layer5.io"> Slack</Link> — you’ll be warmly welcomed. 😀
+  <a href="http://slack.layer5.io"> Slack</a> — you’ll be warmly welcomed. 😀
 </div>
 
 </BlogWrapper>