change requirements to cpu and update verbage (#72)

src/responses/yuzu.json

@@ -3,7 +3,7 @@
     "quotes": {
       "help": { "reply": "Need help? Refer to our **asking for help** guide. <https://yuzu-emu.org/help/reference/asking/>" },
       "faq": { "reply": "Please refer to our **Frequently Asked Questions**. <https://yuzu-emu.org/wiki/faq/>" },
-      "requirements": { "reply": "Please refer to our **quickstart guide's system requirements**: <https://yuzu-emu.org/help/quickstart/#hardware>"},
+      "cpu": { "reply": "yuzu requires powerful single-core performance. Please refer to our **Hardware Requirements** for recommended hardware: <https://yuzu-emu.org/help/quickstart/#hardware>"},
       "roms": { "reply": "Please read our __community rules__. Warez/downloading games talk is strictly prohibited. To prevent legal issues, you are not allowed to post links or refer to any kind of ROM, NAND, ISO, game, or other copyrighted material that has been illegally obtained or shared. <https://yuzu-emu.org/rules/>"},
       "dump-cart": { "reply": "Please refer to our __cartridge dumping guide__. <https://yuzu-emu.org/help/quickstart/#cart>"},
       "alpha": { "reply": "*yuzu* is currently in very early stages of development. Some games usually run less than full-speed even on the best computers. Expect bugs and glitches to appear in most games. Many features found in more mature emulators are still in the works. For any major updates, please visit <https://yuzu-emu.org/> or the #announcements channel."},