tools: bpftool: remove unnecessary 'if' to reduce indentation

It is obvious we could use 'else if' instead of start a new 'if' in the
touched code.
Signed-off-by: Jiong Wang <jiong.wang@netronome.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

tools/bpf/bpftool/prog.c

@@ -777,8 +777,7 @@ static int do_dump(int argc, char **argv)
 
 		if (json_output)
 			jsonw_null(json_wtr);
-	} else {
-		if (member_len == &info.jited_prog_len) {
+	} else if (member_len == &info.jited_prog_len) {
 		const char *name = NULL;
 
 		if (info.ifindex) {
@@ -798,7 +797,6 @@ static int do_dump(int argc, char **argv)
 			dump_xlated_plain(&dd, buf, *member_len, opcodes);
 		kernel_syms_destroy(&dd);
 	}
-	}
 
 	free(buf);
 	return 0;