upgrade springboot framework to 3.1.9

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 50.70%. Comparing base (2a1521b) to head (5ea6a42). Report is 2 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #3027 +/- ## ============================================ - Coverage 50.91% 50.70% -0.21% Complexity 399 399 ============================================ Files 70 70 Lines 2457 2467 +10 Branches 299 300 +1 ============================================ Hits 1251 1251 - Misses 1046 1054 +8 - Partials 160 162 +2 ``` | [Flag](https://app.codecov.io/gh/vmware/singleton/pull/3027/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=vmware) | Coverage Δ | | |---|---|---| | [vip-manager-i18n](https://app.codecov.io/gh/vmware/singleton/pull/3027/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=vmware) | `47.46% <ø> (ø)` | | | [vip-manager-l10n](https://app.codecov.io/gh/vmware/singleton/pull/3027/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=vmware) | `46.41% <ø> (-0.28%)` | :arrow_down: | | [vip-manager-lite-i18n](https://app.codecov.io/gh/vmware/singleton/pull/3027/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=vmware) | `71.78% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=vmware#carryforward-flags-in-the-pull-request-comment) to find out more.

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