[Keyboard] Adding Gerald65 (#15872)

* Gerald65 new keyboard files

* removing initial population of pck

* Initial Gerald65 Keyboard files

* Changed diode direction

* added fn layer, added picture to readme

* directed mo keycode to fn layer

* Changes to vendor id and bootloader instructions

* Changed to direct image reference

* Update keyboards/papercranekeyboards/gerald65/readme.md

* Remove no longer used features

keyboards/papercranekeyboards/gerald65/rules.mk

@@ -0,0 +1,18 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
+MOUSEKEY_ENABLE = yes       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Enable N-Key Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+AUDIO_ENABLE = no           # Audio output