diff_settings.py: update for new ppc-enabled diff.py (#31)

Co-authored-by: Pheenoh <pheenoh@gmail.com>

diff_settings.py

@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+
+import os
+
+def apply(config, args):
+    config['mapfile'] = 'build/dolzel2/dolzel2.map'
+    config['map_format'] = 'mw'
+    config["mw_build_dir"] = "build/" # only needed for mw map format
+    config['myimg'] = 'build/dolzel2/main.elf'
+    config['baseimg'] = 'baserom.elf'
+    config['makeflags'] = []
+    config['source_directories'] = ['src', 'libs', 'include']
+    config['arch'] = 'ppc'
+    config['objdump_executable'] = f"{os.environ['DEVKITPPC']}/bin/powerpc-eabi-objdump"