vppinfra: move sha2.h to crypto/

Type: refactor
Change-Id: I3d0c57b82e5bdb4575c1ca13e463685fd11b7f11
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vppinfra/test/sha2.c b/src/vppinfra/test/sha2.c
index 0924461..d5da2b6 100644
--- a/src/vppinfra/test/sha2.c
+++ b/src/vppinfra/test/sha2.c
@@ -4,7 +4,7 @@
 
 #include <vppinfra/format.h>
 #include <vppinfra/test/test.h>
-#include <vppinfra/sha2.h>
+#include <vppinfra/crypto/sha2.h>
 
 typedef struct
 {