[Keyboard] Rename Laptreus to Shapeshifter4060 (#15655)

keyboards/shapeshifter4060/rules.mk

@@ -0,0 +1,17 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = caterina
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Enable Bootmagic Lite
+MOUSEKEY_ENABLE = no        # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = yes        # Console for debug
+COMMAND_ENABLE = yes        # Commands for debug and configuration
+NKRO_ENABLE = no            # Enable N-Key Rollover
+#BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
+KEY_LOCK_ENABLE = no