(PCP-775) Enable DEP support in Windows version of PCP/PXP binaries
(PCP-775) Enable DEP support in Windows version of PCP/PXP binaries

Enable nxcompat and dynamicbase flags in Windows builds of pxp-agent.
Being done to meet some customer's security audit requirements.

puppetlabs/pxp-agent,puppetlabs/pxp-agent,puppetlabs/pxp-agent