Updates to Ploopy Classic, Mouse, and Thumb for RP2040 hardware upgrade (#24880)

Co-authored-by: Drashna Jaelre <drashna@live.com>

keyboards/ploopyco/mouse/rev1_002/config.h

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+/* Copyright 2020 Christopher Courtney, aka Drashna Jael're  (@drashna) <drashna@live.com>
+ * Copyright 2019 Sunjun Kim
+ * Copyright 2020 Ploopy Corporation
+ *
+ * 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
+
+// These pins are not broken out, and cannot be used normally.
+// They are set as output and pulled high, by default
+#define UNUSABLE_PINS \
+    { B4, D6, F1, F5, F6, F7 }
+
+// If board has a debug LED, you can enable it by defining this
+// #define DEBUG_LED_PIN F7
+
+/* PMW33XX Settings */
+#define PMW33XX_CS_PIN B0
+
+#define ENCODER_A_PINS { F0 }
+#define ENCODER_B_PINS { F4 }

keyboards/ploopyco/mouse/rev1_002/keyboard.json

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+{
+    "processor": "atmega32u4",
+    "bootloader": "atmel-dfu",
+    "matrix_pins": {
+        "direct": [
+            ["D4", "D2", "E6", "B6", "D7", "C6", "C7", "B7"]
+        ]
+    },
+    "ws2812": {
+        "pin": "B5"
+    },
+    "rgblight": {
+        "led_count": 3,
+        "max_brightness": 40,
+        "animations": {
+            "breathing": true,
+            "rainbow_mood": true,
+            "rainbow_swirl": true
+        }
+    }
+}

keyboards/ploopyco/mouse/rev1_002/readme.md

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+See the [main readme](../readme.md) for more details.
+
+This is for the R1.002 version of the Mouse. It's easily distinguishable from the R1.003+ versions of the Mouse because it has an ATmega32u4 on the board.

keyboards/ploopyco/mouse/rev1_002/rules.mk

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+# Processor frequency
+F_CPU = 8000000