[Keyboard] Handwired Maltron DQz11N1G contoured keyboard (#17237)

* Basic support for Maltron DQz11N1G controller replacement.

* Update keyboards/handwired/dqz11n1g/rules.mk

* Rehost images to cubeupload.com.

(They were previously hosted via github wiki)

* Apply suggestions from noroadsleft code review

* Update keyboards/handwired/dqz11n1g/dqz11n1g.h

keyboards/handwired/dqz11n1g/config.h

@@ -0,0 +1,58 @@
+/*
+Copyright (c) 2022 David Kuehling <dvdkhlng TA posteo TOD de>
+  
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0x4451
+#define DEVICE_VER 0x0001
+#define PRODUCT    DQz11N1G Controller Replacement
+
+/* Matrix size */
+#define MATRIX_ROWS 7
+#define MATRIX_COLS 19
+
+/* Pin-out */
+#define MATRIX_ROW_PINS { D1, D0, D4, C6, D7, E6, B4 }
+
+/* The pin connecting to the SN74HC165 SH/~LD in */
+#define ROW_SHIFT_PIN B6
+
+/* Column read via SPI (shift register) */
+/* #define MATRIX_COL_PINS { } */
+#define UNUSED_PINS
+
+#define LED_CAPS_LOCK_PIN F7 /* A0 */
+#define LED_NUM_LOCK_PIN F5 /*A2 */
+#define LED_SCROLL_LOCK_PIN F4 /*A3 */
+
+#define LED_FUN_LOCK_PIN F6 /* A1 (handled in layer_state_set_user()) */
+
+/* audio config */
+#define AUDIO_PIN B5
+#define AUDIO_CLICKY
+#define AUDIO_INIT_DELAY
+#define AUDIO_CLICKY_FREQ_RANDOMNESS 0.0f
+#define NO_MUSIC_MODE
+
+/* diodes go row->col, though this is hard-coded in matrix.c and we drive the
+ * matrix differently: we have pull-down on the columns and drive the selected
+ * row high */
+/* #define DIODE_DIRECTION ROW2COL */