Remove tree action link component

MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/56766

app/assets/javascripts/repository/components/tree_action_link.vue

-<script>
-import { GlLink } from '@gitlab/ui';
-
-export default {
-  components: {
-    GlLink,
-  },
-  props: {
-    path: {
-      type: String,
-      required: true,
-    },
-    text: {
-      type: String,
-      required: true,
-    },
-    cssClass: {
-      type: String,
-      required: false,
-      default: null,
-    },
-  },
-};
-</script>
-
-<template>
-  <gl-link :href="path" :class="cssClass" class="btn gl-button">{{ text }}</gl-link>
-</template>