refactor: minor ui improvements

packages/hoppscotch-app/components/environments/Edit.vue

@@ -31,14 +31,12 @@
               v-tippy="{ theme: 'tooltip' }"
               :title="$t('action.clear_all')"
               :svg="clearIcon"
-              class="rounded"
               @click.native="clearContent()"
             />
             <ButtonSecondary
               v-tippy="{ theme: 'tooltip' }"
               svg="plus"
               :title="$t('add.new')"
-              class="rounded"
               @click.native="addEnvironmentVariable"
             />
           </div>

packages/hoppscotch-app/components/environments/Environment.vue

@@ -1,5 +1,5 @@
 <template>
-  <div class="flex items-center group">
+  <div class="flex items-stretch items-center group">
     <span
       class="cursor-pointer flex px-4 items-center justify-center"
       @click="$emit('edit-environment')"

packages/hoppscotch-app/components/environments/ImportExport.vue

@@ -12,7 +12,6 @@
             <ButtonSecondary
               v-tippy="{ theme: 'tooltip' }"
               :title="$t('action.more')"
-              class="rounded"
               svg="more-vertical"
             />
           </template>