cloud-init security, bug fix, and enhancement update

[19.4-7.0.3]

• Add conditional restart of NetworkManager for cloud-final. [Orabug: 31965645]
• Correct postinstall upgrade cloud-init.service mismerge order.
  [19.4-7.0.1]
• Add Oracle Linux variant to known distros
• Add cloud-init hotplug event handling support [Orabug: 30485135]
• Oracle data source should configure secondary VNICs [Orabug: 30487563]
• Add support for netfailover detection [Orabug: 30487591]
• Avoid hotplug handling when configure_secondary_nics is disabled [Orabug: 31086905]
• Set per-platform default NM_CONTROLLED=no for OCI [Orabug: 31086905]
• Remove secondary VNIC config from cache for hot unplug [Orabug: 31086905]
• Fix OL distro specific issues and dependency compatibility [Orabug: 30435672]
• Fix swap file size allocation logic to allocate maxsize [Orabug: 29952349]
• Make Oracle datasource detect dracut based config files [Orabug: 29956753]
  [19.4-7.el7]
• ci-ec2-only-redact-token-request-headers-in-logs-avoid-.patch [bz#1821999]
• Resolves: bz#1821999
  ([RHEL7.9] Do not log IMDSv2 token values into cloud-init.log)
  [19.4-6.el7]
• ci-Use-reload-or-try-restart-instead-of-try-reload-or-r.patch [bz#1748015]
• ci-ec2-Do-not-log-IMDSv2-token-values-instead-use-REDAC.patch [bz#1821999]
• Resolves: bz#1748015
  ([cloud-init][RHEL7] /etc/resolv.conf lose config after reboot (initial instance is ok))
• Resolves: bz#1821999
  ([RHEL7.9] Do not log IMDSv2 token values into cloud-init.log)
  [19.4-5.el7]
• ci-Remove-race-condition-between-cloud-init-and-Network-v2.patch [bz#1748015]
• ci-cc_mounts-fix-incorrect-format-specifiers-316.patch [bz#1772505]
• Resolves: bz#1748015
  ([cloud-init][RHEL7] /etc/resolv.conf lose config after reboot (initial instance is ok))
• Resolves: bz#1772505
  ([RHEL7] swapon fails with ‘swapfile has holes’ when created on a xfs filesystem by cloud-init)
  [19.4-4.el7]
• ci-swap-file-size-being-used-before-checked-if-str-315.patch [bz#1772505]
• Resolves: bz#1772505
  ([RHEL7] swapon fails with ‘swapfile has holes’ when created on a xfs filesystem by cloud-init)
  [19.4-3.el7]
• ci-Do-not-use-fallocate-in-swap-file-creation-on-xfs.-7.patch [bz#1772505]
• Resolves: bz#1772505
  ([RHEL7] swapon fails with ‘swapfile has holes’ when created on a xfs filesystem by cloud-init)
  [19.4-2.el7]
• ci-Removing-cloud-user-from-wheel.patch [bz#1549638]
• ci-Remove-race-condition-between-cloud-init-and-Network.patch [bz#1748015]
• ci-cc_set_password-increase-random-pwlength-from-9-to-2.patch [bz#1812170]
• ci-utils-use-SystemRandom-when-generating-random-passwo.patch [bz#1812173]
• ci-Enable-ssh_deletekeys-by-default.patch [bz#1574338]
• Resolves: bz#1549638
  ([RHEL7]cloud-user added to wheel group and sudoers.d causes ‘sudo -v’ prompts for passphrase)
• Resolves: bz#1574338
  (CVE-2018-10896 cloud-init: SSH host keys are not regenerated for the new instances [rhel-7])
• Resolves: bz#1748015
  ([cloud-init][RHEL7] /etc/resolv.conf lose config after reboot (initial instance is ok))
• Resolves: bz#1812170
  (CVE-2020-8632 cloud-init: Too short random password length in cc_set_password in config/cc_set_passwords.py [rhel-7])
• Resolves: bz#1812173
  (CVE-2020-8631 cloud-init: Use of random.choice when generating random password [rhel-7])
  [19.4-1.el7]
• Rebase to 19.4 [bz#1803094]
• Resolves: bz#1803094
  ([RHEL-7.9] cloud-init rebase to 19.4)