Removed mostly-unmaintained dev dependency 'temp'

temp has seen some recent maintainer activity but there haven't been
any commits since 2021 and PRs have gone un-addressed for years. It's
one of the dev dependencies that depends on very old versions of rimraf.

package.json

@@ -48,9 +48,9 @@
     "jsdom": "^26.0.0",
     "load-grunt-tasks": "^5.1.0",
     "prettier": "1.17.1",
+    "rimraf": "^5.0.10",
     "sass": "^1.58.3",
-    "shelljs": "^0.9.2",
-    "temp": "^0.9.0"
+    "shelljs": "^0.9.2"
   },
   "browserslist": [
     "Safari >= 15",

spec/npmPackage/npmPackageSpec.js

@@ -1,14 +1,16 @@
-describe('npm package', function() {
-  const path = require('path'),
-    temp = require('temp').track(),
-    fs = require('fs');
+const fs = require('node:fs');
+const path = require('node:path');
+const os = require('node:os');
+const { rimrafSync } = require('rimraf');
 
+describe('npm package', function() {
   beforeAll(function() {
     const shell = require('shelljs'),
       pack = shell.exec('npm pack', { silent: true });
 
     this.tarball = pack.stdout.split('\n')[0];
-    this.tmpDir = temp.mkdirSync(); // automatically deleted on exit
+    const prefix = path.join(os.tmpdir(), 'jasmine-npm-package');
+    this.tmpDir = fs.mkdtempSync(prefix);
 
     const untar = shell.exec(
       'tar -xzf ' + this.tarball + ' -C ' + this.tmpDir,
@@ -41,6 +43,7 @@ describe('npm package', function() {
 
   afterAll(function() {
     fs.unlinkSync(this.tarball);
+    rimrafSync(this.tmpDir);
   });
 
   it('has a root path', function() {