fix: codemirror field overflow (#2827)

* fix: codemirror editor overflow

* chore: minor ui improvements

Co-authored-by: Liyas Thomas <liyascthomas@gmail.com>

packages/hoppscotch-app/src/components/smart/EnvInput.vue

@@ -1,7 +1,8 @@
 <template>
   <div
-    class="flex items-center flex-1 flex-shrink-0 overflow-auto whitespace-nowrap"
+    class="relative flex items-center flex-1 flex-shrink-0 py-4 overflow-auto whitespace-nowrap"
   >
+    <div class="absolute inset-0 flex flex-1">
       <div
         ref="editor"
         :placeholder="placeholder"
@@ -13,6 +14,7 @@
         @keydown="emit('keydown', $event)"
       ></div>
     </div>
+  </div>
 </template>
 
 <script setup lang="ts">