Replacing crypt with legacycrypt

[st13g]

Description

Issue # https://bugzilla.redhat.com/show_bug.cgi?id=2246085

the package fails to build with python 3.13 due to crypt module is going to be deprecated, so to address this issue and not break anything in the code or how this treat the hashing, this PR is replacing crypt with legacycrypt

---

PR information

• [x ] The title of the PR is clear and informative.
• [ x] There are a small number of commits, each of which has an informative message. This means that previously merged commits do not appear in the history of the PR. For information on cleaning up the commits in your pull request, see this page.
• [x ] If applicable, the PR references the bug/issue that it fixes in the description.
• New Unit tests were added for the changes made

Quality of Code and Contribution Guidelines

• [x ] I have read the contribution guidelines.

[nagworld9]

@st13g Thanks for the fix but we have a work item to validate whole agent against python 3.13 and will take this change when we get to that work item.

[narrieta]

@st13g Thank you for your contribution. This has been addressed by #3070