STRLCPY/neomutt

When resizing a Buffer, don't let it shrink.
The worst case is (new_size == 0), which would cause realloc to free the
pointer.

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mutt/buffer.c

		skipped 267 lines
268	268		if (!buf)
269	269		return;
270	270
271		-	if (buf->data && (new_size > 0) && (new_size <= buf->dsize))
	271	+	if (buf->data && (new_size <= buf->dsize))
272	272		return;
273	273
274	274		const bool was_empty = (buf->dptr == NULL);
		skipped 201 lines