feat: add LDAP support for dynamic secrets

[meetcshah19]

Description 📣

Adds LDAP integration for dynamic secrets.
Implementation flow:

• Use URL, Bind DN, CA and Bind Password to connect
• Take LDIF input from the user and replace {{Username}} and {{Password}} with generated values to create the LDIF to be executed. Similar for Revoke. Also allow a Rollback LDIF to allow rolling back changes in case of errors.
• The LDAP execution implementation stays the same across OpenLDAP and Microsoft Active Directory but the LDIF files to be created differ based on how the LDAP server has been configured and is upon the User to create correctly.
• Added Active directory details to keep in mind in the docs.

TODO:

• Test with active directory
• Docs

Type ✨

• Bug fix
• New feature
• Breaking change
• Documentation

Tests 🛠️

• Create a LDAP dynamic secret with the following configuration:

URL: ldap://openldap:389
Bind DN: cn=admin,dc=acme,dc=com
Bind Password: admin
CA: Blank for non secure connection
Creation LDIF:

dn: uid={{Username}},dc=acme,dc=com
changetype: add
objectClass: top
objectClass: person
objectClass: organizationalPerson
objectClass: inetOrgPerson
cn: John Doe
sn: Doe
uid: jdoe
mail: jdoe@jumpcloud.com
userPassword: {{Password}}

Revocation LDIF:

dn: uid={{Username}},dc=acme,dc=com
changetype: delete

Rollback LDIF:

dn: uid={{Username}},dc=acme,dc=com
changetype: delete

• Use Generate lease and delete lease to Test.

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• I have read the contributing guide, agreed and acknowledged the code of conduct. 📝