Makefile: don't hide relevant parts of file path

File path has shared vs static path, it's useful to see. So preserve it
in pretty output.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>

src/Makefile

@@ -5,7 +5,7 @@ ifeq ($(V),1)
 	msg =
 else
 	Q = @
-	msg = @printf '  %-8s %s%s\n' "$(1)" "$(notdir $(2))" "$(if $(3), $(3))";
+	msg = @printf '  %-8s %s%s\n' "$(1)" "$(2)" "$(if $(3), $(3))";
 endif
 
 LIBBPF_VERSION := $(shell \