Delete `-DDEBUGBUILD=0` windres option. This was likely meant to
disable VS_FF_DEBUG in FILEFLAGS, but any assigned value enabled
it instead. Delete this unnecessary option and thus sync up with
how CMake compiles libcurl.rc by default.
Reviewed-by: Jay Satiro
Closes #9069
AR = $(CURL_AR)
RANLIB = $(CURL_RANLIB)
RC = $(CROSSPREFIX)windres
-RCFLAGS = --include-dir=$(PROOT)/include -DDEBUGBUILD=0 -O coff
+RCFLAGS = --include-dir=$(PROOT)/include -O coff
STRIP = $(CROSSPREFIX)strip -g
# Set environment var ARCH to your architecture to override autodetection.