refactor: Remove deprecated Cookie::withNeverExpiring()

Author: neznaika0

system/Cookie/CloneableCookieInterface.php

@@ -58,15 +58,6 @@ public function withExpires($expires);
      */
     public function withExpired();
 
-    /**
-     * Creates a new Cookie that will virtually never expire from the browser.
-     *
-     * @return static
-     *
-     * @deprecated See https://github.com/codeigniter4/CodeIgniter4/pull/6413
-     */
-    public function withNeverExpiring();
-
     /**
      * Creates a new Cookie with a new path on the server the cookie is available.
      *

system/Cookie/Cookie.php

@@ -465,18 +465,6 @@ public function withExpired()
         return $cookie;
     }
 
-    /**
-     * @deprecated See https://github.com/codeigniter4/CodeIgniter4/pull/6413
-     */
-    public function withNeverExpiring()
-    {
-        $cookie = clone $this;
-
-        $cookie->expires = Time::now()->getTimestamp() + 5 * YEAR;
-
-        return $cookie;
-    }
-
     /**
      * {@inheritDoc}
      */

tests/system/Cookie/CookieTest.php

@@ -235,7 +235,6 @@ public function testCloningCookies(): void
         $e = $a->withValue('muffin');
         $f = $a->withExpires('+30 days');
         $g = $a->withExpired();
-        $h = $a->withNeverExpiring();
         $i = $a->withDomain('localhost');
         $j = $a->withPath('/web');
         $k = $a->withSecure();
@@ -248,7 +247,6 @@ public function testCloningCookies(): void
         $this->assertNotSame($a, $e);
         $this->assertNotSame($a, $f);
         $this->assertNotSame($a, $g);
-        $this->assertNotSame($a, $h);
         $this->assertNotSame($a, $i);
         $this->assertNotSame($a, $j);
         $this->assertNotSame($a, $k);