fix(Resources): onException should be created at the top

[lordrip]

Context

When adding an onException to the Canvas, it's created at the end of the YAML, but it should be created at the beginning instead.

fix: https://github.com/KaotoIO/kaoto/issues/1577

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov[bot]]

Codecov Report

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

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1585 +/- ## ======================================= Coverage ? 79.99% Complexity ? 272 ======================================= Files ? 279 Lines ? 7924 Branches ? 1551 ======================================= Hits ? 6339 Misses ? 1474 Partials ? 111 ```

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