refactor(gui): button style

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nc-gui/components/dashboard/settings/AppStore.vue

@@ -115,7 +115,7 @@ onMounted(async () => {
       :body-style="{ width: '100%' }"
     >
       <div class="install-btn flex flex-row justify-end space-x-1">
-        <a-button v-if="app.parsedInput" size="small" outlined @click="showInstallPluginModal(app)">
+        <a-button v-if="app.parsedInput" size="small" type="primary"  @click="showInstallPluginModal(app)">
           <div class="flex flex-row justify-center items-center caption capitalize nc-app-store-card-edit">
             <MdiEditIcon class="pr-0.5" :height="12" />
             Edit
@@ -127,7 +127,7 @@ onMounted(async () => {
             <div class="flex ml-0.5">Reset</div>
           </div>
         </a-button>
-        <a-button v-else size="small" outlined type="primary" ghost @click="showInstallPluginModal(app)">
+        <a-button v-else size="small" type="primary" @click="showInstallPluginModal(app)">
           <div class="flex flex-row justify-center items-center caption capitalize nc-app-store-card-install">
             <MdiPlusIcon />
             Install
@@ -185,7 +185,6 @@ onMounted(async () => {
 
 .caption {
   font-size: 0.7rem;
-  color: #242f3e;
 }
 
 .avatar {