❌ Validator: TITLE

• ❌ (Semantic release conventions must be followed. OR Dependabot PRs are exempt from semantic release conventions.)
  Input : Makefile: add powerpc case
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❌ Validator: COMMIT

• ❌ Semantic release conventions must be followed.
  Input : Makefile: add powerpc case
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✔️ Validator: DESCRIPTION

• ✔️ description must exclude '\[ \]'
  Input : @JFreegman While there are no arch-specific configs at the moment (platforms dir is empty), perhaps add the case of powerpc anyway?

Alternatively, this should also work:

ifeq ($(UNAME_M), "Power Macintosh")
    -include $(CFG_DIR)/platforms/powerpc.mk
endif

(Yes, uname -m returns an awkward value.)

This change is 

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