chore: Update buttons in dashboard (#11145)

# Pull Request Template

## Changes

* Remove unused component `MaskedText.vue`
* Remove unused component `ContactIntro.vue`
* Remove unused `AddCustomViews.vue` component
* Update buttons in help center upgrade page
<img width="741" alt="image"
src="https://github.com/user-attachments/assets/f46b8ffa-ef74-4b83-95c1-83842844c4b7"
/>

* Update SLA view details button in reports page
<img width="419" alt="image"
src="https://github.com/user-attachments/assets/7db6bff6-9ba5-4c13-850f-b9d4dbb55489"
/>

* Update assign to me conversation action button
<img width="152" alt="image"
src="https://github.com/user-attachments/assets/587ee1fe-93c9-48e0-910a-390dd4eac1f2"
/>

* Update button in participants action
<img width="365" alt="image"
src="https://github.com/user-attachments/assets/50eb386f-882b-4277-ad61-d557893ac490"
/>
<img width="365" alt="image"
src="https://github.com/user-attachments/assets/3c64ed42-0203-43c6-9a26-8ad9465aa394"
/>

* Update the show more attributes button
<img width="365" alt="image"
src="https://github.com/user-attachments/assets/f2105a2f-8441-4d8b-b355-dfe97ce2e362"
/>

* Update SLA empty state
<img width="376" alt="image"
src="https://github.com/user-attachments/assets/55fd4376-6183-45c9-acb2-6ad5a6a58730"
/>

* Update create new label button from dropdown
<img width="376" alt="image"
src="https://github.com/user-attachments/assets/bb8226d0-795f-431f-8fe4-15d15ee1d695"
/>

* Update add macro button
<img width="382" alt="image"
src="https://github.com/user-attachments/assets/b6375402-5213-4041-841b-09c2157ed56a"
/>

* Update copy button
<img width="382" alt="image"
src="https://github.com/user-attachments/assets/f1929d63-f7ca-4eab-bfa8-716be2aa4be8"
/>

* Update the buttons in banner component
<img width="849" alt="image"
src="https://github.com/user-attachments/assets/bb86b498-ab8e-4a92-8c6a-60edcef0fd7b"
/>
<img width="838" alt="image"
src="https://github.com/user-attachments/assets/4bde00de-907e-49ac-9128-f364a90cd3c1"
/>

* Update table pagination buttons
<img width="968" alt="image"
src="https://github.com/user-attachments/assets/8d439af6-8126-4fad-a3fe-89b26a56f880"
/>
<img width="968" alt="image"
src="https://github.com/user-attachments/assets/a178b3d7-3385-4a2b-a0d7-35be9a25fd93"
/>

* Update filter chip buttons and dropdown colors
<img width="541" alt="image"
src="https://github.com/user-attachments/assets/7be1f418-82df-4db6-b265-4c185fc79f4b"
/>
<img width="541" alt="image"
src="https://github.com/user-attachments/assets/69110d75-85e9-4974-8c2a-e195b23a335c"
/>
<img width="173" alt="image"
src="https://github.com/user-attachments/assets/c8f5bc82-15b4-4f25-b7d4-35a9280ec7c6"
/>
<img width="565" alt="image"
src="https://github.com/user-attachments/assets/7dad1d00-784b-46eb-b823-e6e55d5f9dc8"
/>
<img width="565" alt="image"
src="https://github.com/user-attachments/assets/384a86ed-f45f-488c-b9aa-1f02b16c813d"
/>

---------

Co-authored-by: Pranav <pranav@chatwoot.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>
Co-authored-by: Shivam Mishra <scm.mymail@gmail.com>

app/javascript/dashboard/components/widgets/conversation/linear/LinkIssue.vue

@@ -107,9 +107,10 @@ const linkIssue = async () => {
     :class="shouldShowDropdown ? 'h-[256px]' : 'gap-2'"
   >
     <FilterButton
-      right-icon="chevron-down"
+      trailing-icon
+      icon="i-lucide-chevron-down"
       :button-text="linkIssueTitle"
-      class="justify-between w-full h-[2.5rem] py-1.5 px-3 rounded-xl border border-slate-50 bg-slate-25 dark:border-slate-600 dark:bg-slate-900 hover:bg-slate-50 dark:hover:bg-slate-900/50"
+      class="justify-between w-full h-[2.5rem] py-1.5 px-3 rounded-xl bg-n-alpha-black2 outline outline-1 outline-n-weak dark:outline-n-weak hover:outline-n-slate-6 dark:hover:outline-n-slate-6"
       @click="toggleDropdown"
     >
       <template v-if="shouldShowDropdown" #dropdown>