Remove sortByOpenPr function

Now we have the more generic sortByNumericValue function we  no longer
use sortByOpenPr so it can be removed.

utils/sorting.js

@@ -5,20 +5,6 @@
  * @property {"desc"} DESC
  */
 
-/**
- * Sorts repos by the number of open PRs
- * @param {UiRepo[]} repos
- * @param {SortDirection} sortDirection
- * @returns {UiRepo[]}
- */
-export const sortByOpenPrs = (repos, sortDirection) => {
-  if (!sortDirection) return repos;
-  if (sortDirection === "asc") {
-    return repos.sort((a, b) => a.openPrsCount - b.openPrsCount);
-  }
-  return repos.sort((a, b) => b.openPrsCount - a.openPrsCount);
-};
-
 /**
  * Sorts repos by the a numeric value
  * @param {UiRepo[]} repos

utils/sorting.test.js

@@ -1,52 +1,6 @@
 import { describe, it } from "node:test";
 import expect from "node:assert";
-import { sortByOpenPrs, sortByNumericValue, sortByType } from "./sorting.js";
-
-describe("sortByOpenPrs", () => {
-  it("returns the original array if sortDirection is not provided", () => {
-    const repos = [
-      { name: "Repo 1", openPrsCount: 5 },
-      { name: "Repo 2", openPrsCount: 3 },
-      { name: "Repo 3", openPrsCount: 7 },
-    ];
-
-    const result = sortByOpenPrs(repos);
-
-    expect.deepEqual(result, repos);
-  });
-
-  it("sorts the array in ascending order by openPrsCount if sortDirection is 'asc'", () => {
-    const repos = [
-      { name: "Repo 1", openPrsCount: 5 },
-      { name: "Repo 2", openPrsCount: 3 },
-      { name: "Repo 3", openPrsCount: 7 },
-    ];
-
-    const result = sortByOpenPrs(repos, "asc");
-
-    expect.deepEqual(result, [
-      { name: "Repo 2", openPrsCount: 3 },
-      { name: "Repo 1", openPrsCount: 5 },
-      { name: "Repo 3", openPrsCount: 7 },
-    ]);
-  });
-
-  it("sorts the array in descending order by openPrsCount if sortDirection is 'desc'", () => {
-    const repos = [
-      { name: "Repo 1", openPrsCount: 5 },
-      { name: "Repo 2", openPrsCount: 3 },
-      { name: "Repo 3", openPrsCount: 7 },
-    ];
-
-    const result = sortByOpenPrs(repos, "desc");
-
-    expect.deepEqual(result, [
-      { name: "Repo 3", openPrsCount: 7 },
-      { name: "Repo 1", openPrsCount: 5 },
-      { name: "Repo 2", openPrsCount: 3 },
-    ]);
-  });
-});
+import { sortByNumericValue, sortByType } from "./sorting.js";
 
 describe("sortByNumericValue", () => {
   it("returns the original array if sortDirection is not provided", () => {