Bump agent to 2.1.3

[#149319577](https://www.pivotaltracker.com/story/show/149319577)

Signed-off-by: Danny Berger <[email protected]>

Author: Rob Day-Reynolds

stemcell_builder/stages/bosh_go_agent/apply.sh

@@ -26,11 +26,11 @@ cp -a $assets_dir/alerts.monitrc $chroot/var/vcap/monit/alerts.monitrc
 
 cd $assets_dir
 if is_ppc64le; then
-  curl -L -o bosh-agent "https://s3.amazonaws.com/bosh-agent-binaries/bosh-agent-0.0.58-linux-ppc64le?versionId=oSQ6yYF.sm1mJWuLSaTMrMDzcaAru4cP"
-  echo "64c86401975d01707b6c9f247815de57b836afcfed38e5c04ebfeb04bb462c1b  bosh-agent" | shasum -a 256 -c -
+  curl -L -o bosh-agent "https://s3.amazonaws.com/bosh-agent-binaries/bosh-agent-2.1.3-linux-ppc64le?versionId=epWNF991KDsyKwSSWoL73pa9QrY_2ZIe"
+  echo "0e5d394bfe2f04d0b9d6f274484edbf3e6a582a90ee9970b4433ca1facb6027b  bosh-agent" | shasum -a 256 -c -
 else
-  curl -L -o bosh-agent "https://s3.amazonaws.com/bosh-agent-binaries/bosh-agent-0.0.58-linux-amd64?versionId=N8yiN0gNSzoFNmTYKlIdrC4qTY8twPEH"
-  echo "4e8e2b07c8159841237259da8bfda38e97fc6bffe945f16ea7c6968bdbe978d5  bosh-agent" | shasum -a 256 -c -
+  curl -L -o bosh-agent "https://s3.amazonaws.com/bosh-agent-binaries/bosh-agent-2.1.3-linux-amd64?versionId=._coN_lWwzCoOW7.2i0FDG4r6hvp_MM1"
+  echo "d5c1c07c26a557e0e4d8066de69af803adf742bf85e83831cefd3f6a2d3dd597  bosh-agent" | shasum -a 256 -c -
 fi
 mv bosh-agent $chroot/var/vcap/bosh/bin/