[glibc] elf: Add missing <dl-procinfo.h> header to elf/dl-usage.c

[Florian Weimer]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=21181d1c7b181c4bb71e587c7944e100d923b393

commit 21181d1c7b181c4bb71e587c7944e100d923b393
Author: Matheus Castanho <msc@linux.ibm.com>
Date:   Mon Oct 12 11:28:18 2020 +0200

    elf: Add missing <dl-procinfo.h> header to elf/dl-usage.c

Diff:
---
 elf/dl-usage.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/elf/dl-usage.c b/elf/dl-usage.c
index c07f43835b..796ad38b43 100644
--- a/elf/dl-usage.c
+++ b/elf/dl-usage.c
@@ -22,6 +22,7 @@
 #include <unistd.h>
 #include "version.h"
 
+#include <dl-procinfo.h>
 #include <dl-hwcaps.h>
 
 void