Merge pull request #251 from Mirantis/epcim-patch-1-linux-limits-nproc

Fix typo in linux limits
diff --git a/linux/system/single.yml b/linux/system/single.yml
index 3f907bf..89782ea 100644
--- a/linux/system/single.yml
+++ b/linux/system/single.yml
@@ -52,9 +52,9 @@
               item: nofile
               value: 307200
             - type: soft
-              item: noproc
+              item: nproc
               value: 307200
             - type: hard
-              item: noproc
+              item: nproc
               value: 307200