[Keyboard] Update Iris Rev 3 QMK-DFU settings (#6050)

* Set the correct pinout for Iris Rev 3 QMK-DFU

* Set bootloader to QMK-DFU

keyboards/keebio/iris/rev3/config.h

@@ -36,8 +36,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_ROW_PINS { D2, D3, D5, D7, D6 }
 #define MATRIX_COL_PINS { F1, F4, F5, F6, D4, B4 }
 #define SPLIT_HAND_PIN F0
-#define QMK_ESC_OUTPUT D2
-#define QMK_ESC_INPUT F1
+#define QMK_ESC_OUTPUT F1
+#define QMK_ESC_INPUT D2
 #define QMK_LED B0
 #define QMK_SPEAKER C6
 

keyboards/keebio/iris/rules.mk

@@ -8,7 +8,7 @@ F_USB = $(F_CPU)
 #     different sizes, comment this out, and the correct address will be loaded
 #     automatically (+60). See bootloader.mk for all options.
 ifeq ($(strip $(KEYBOARD)), iris/rev3)
-    BOOTLOADER = dfu
+    BOOTLOADER = qmk-dfu
 else
     BOOTLOADER = caterina
 endif