DEVPROD-945: Fix toast text for clearing subscriptions

src/pages/preferences/preferencesTabs/notificationTab/ClearSubscriptions.tsx

@@ -1,6 +1,7 @@
 import { useState } from "react";
 import { useMutation } from "@apollo/client";
 import Button, { Variant } from "@leafygreen-ui/button";
+import pluralize from "pluralize";
 import { usePreferencesAnalytics } from "analytics";
 import { ConfirmationModal } from "components/ConfirmationModal";
 import { useToastContext } from "context/toast";
@@ -23,9 +24,10 @@ export const ClearSubscriptions: React.FC = () => {
     onCompleted: (result) => {
       setShowModal(false);
       dispatchToast.success(
-        `Successfully cleared ${result.clearMySubscriptions} subscription${
-          result.clearMySubscriptions !== 1 && "s"
-        }!`
+        `Successfully cleared ${result.clearMySubscriptions} ${pluralize(
+          "subscription",
+          result.clearMySubscriptions
+        )}.`
       );
     },
     onError: (err) => {

src/pages/taskHistory/ColumnHeaders/index.tsx

@@ -44,7 +44,7 @@ const ColumnHeaders: React.FC<ColumnHeadersProps> = ({
       if (!buildVariantsForTaskName) {
         reportError(
           new Error("No build variants found for task name")
-        ).severe();
+        ).warning();
         dispatchToast.error(`No build variants found for task: ${taskName}`);
       }
     },

src/pages/variantHistory/ColumnHeaders.tsx

@@ -44,8 +44,10 @@ const ColumnHeaders: React.FC<ColumnHeadersProps> = ({
       if (!taskNamesForBuildVariant) {
         reportError(
           new Error("No task names found for build variant")
-        ).severe();
-        dispatchToast.error(`No tasks found for buildVariant: ${variantName}}`);
+        ).warning();
+        dispatchToast.error(
+          `No tasks found for build variant: ${variantName}}`
+        );
       }
     },
   });