Merge pull request #9397 from smlng/pr/unittests/make

unittests: fix (some more) invisible unicode chars in Makefiles

tests/unittests/tests-cn_cbor/Makefile.include

-USEPKG += cn-cbor
+USEPKG += cn-cbor
 USEMODULE += fmt
 USEMODULE += memarray

tests/unittests/tests-cn_cbor/tests-cn_cbor.c

-/*
+/*
  * Copyright (C) Lorenz Hüther, Mathias Detmers
  *
  * This file is subject to the terms and conditions of the GNU Lesser

tests/unittests/tests-libcose/Makefile

-include $(RIOTBASE)/Makefile.base
+include $(RIOTBASE)/Makefile.base

tests/unittests/tests-libcose/Makefile.include

-CFLAGS +=-DCOSE_SIGNATURES_MAX=2
+CFLAGS +=-DCOSE_SIGNATURES_MAX=2
 
 USEPKG += libcose
 

tests/unittests/tests-libcose/tests-libcose.c

-/*
+/*
  * Copyright (C) 2018 Freie Universität Berlin
  * Copyright (C) 2018 Inria
  *

tests/unittests/tests-uuid/Makefile

-include $(RIOTBASE)/Makefile.base
+include $(RIOTBASE)/Makefile.base

tests/unittests/tests-uuid/Makefile.include

-USEMODULE += uuid
+USEMODULE += uuid

tests/unittests/tests-uuid/tests-uuid.c

-/*
+/*
  * Copyright (C) 2018 Freie Universität Berlin
  * Copyright (C) 2018 Inria
  *