fix: update GSoC 2021 project ideas formatting and links

Signed-off-by: JayH25 <jayhirapara2506@gmail.com>

Author: JayH25

src/collections/programs/gsoc-2021/index.mdx

@@ -38,12 +38,12 @@ import gsoc_logo from "./gsoc.svg";
     <li>Approximately 38+ million lines of code have been produced</li>
   </ul>
 </div>
-<b>Project Ideas</b>
+<b>GSoC 2021 Project Ideas</b>
 <div>
-  <b>
+  <h3>
     Envoy - Adaptive Load Control and Distributed Load Testing of Envoy Data
     Planes
-  </b>
+  </h3>
   <ul>
     <li>
       <b>Description</b>: Users configuring their Envoy-based data planes don't
@@ -66,18 +66,14 @@ import gsoc_logo from "./gsoc.svg";
     <li>
       <b>Issue(s)</b>:
       <a href="https://github.com/envoyproxy/envoy-perf/issues/72" target="_blank" rel="noreferrer">
-        {" "}
-        https://github.com/
-        <wbr />
-        envoyproxy/
-        <wbr />
-        envoy-perf/issues/72
+        
+        https://github.com/envoyproxy/envoy-perf/issues/72
       </a>
     </li>
   </ul>
 </div>
 <div>
-  <b>Open cloud native - Support for WebAssembly filters</b>
+  <h3>Open cloud native - Support for WebAssembly filters</h3>
   <ul>
     <li>
       <b>Description</b>: Bring OSM on par with other cloud nativees that
@@ -102,18 +98,14 @@ import gsoc_logo from "./gsoc.svg";
     <li>
       <b>Upstream Issue (URL)</b>:
       <a href="https://github.com/openservicemesh/osm/issues/1671" target="_blank" rel="noreferrer">
-        {" "}
-        https://github.com/
-        <wbr />
-        openservicemesh/
-        <wbr />
-        osm/issues/1671
+        
+        https://github.com/openservicemesh/osm/issues/1671
       </a>
     </li>
   </ul>
 </div>
 <div>
-  <b>cloud native Interface - Support for Multi-Cluster Operations</b>
+  <h3>cloud native Interface - Support for Multi-Cluster Operations</h3>
   <ul>
     <li>
       <b>Description</b>: Facilitate federation cloud native deployments across
@@ -135,12 +127,8 @@ import gsoc_logo from "./gsoc.svg";
     <li>
       <b>Upstream Issue (URL)</b>:
       <a href="https://github.com/servicemeshinterface/smi-spec/issues/212" target="_blank" rel="noreferrer">
-        {" "}
-        https://github.com/
-        <wbr />
-        servicemeshinterface/
-        <wbr />
-        smi-spec/issues/212
+      
+        https://github.com/servicemeshinterface/smi-spec/issues/212
       </a>
     </li>
   </ul>