[Core] Fix ps2avrgb template (#7412)

quantum/template/ps2avrgb/config.h

@@ -22,7 +22,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define VENDOR_ID 0x20A0
 #define PRODUCT_ID 0x422D
 #define DEVICE_VER 0x0001
-#define MANUFACTURER You
+#define MANUFACTURER %YOUR_NAME%
 #define PRODUCT %KEYBOARD%
 #define DESCRIPTION A custom keyboard