Add reusable Trufflehog scan workflow

[isaiah-grafana]

No description provided.

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[github-actions]

😢 zizmor failed with exit code 13.

Expand for full output

warning[artipacked]: credential persistence through GitHub Actions artifacts
  --> ./.github/workflows/reusable-trufflehog.yml:19:9
   |
19 |         - uses: actions/checkout@v4
   |  _________-
20 | |         with:
21 | |           fetch-depth: 0
   | |________________________- does not set persist-credentials: false
   |
   = note: audit confidence → Low
   = note: this finding has an auto-fix

48 findings (5 ignored, 42 suppressed, 1 fixable): 0 unknown, 0 informational, 0 low, 1 medium, 0 high

[github-actions]

😢 zizmor failed with exit code 13.

Expand for full output

warning[artipacked]: credential persistence through GitHub Actions artifacts
  --> ./.github/workflows/reusable-trufflehog.yml:19:9
   |
19 |         - uses: actions/checkout@v4
   |  _________-
20 | |         with:
21 | |           fetch-depth: 0
   | |________________________- does not set persist-credentials: false
   |
   = note: audit confidence → Low
   = note: this finding has an auto-fix

49 findings (5 ignored, 43 suppressed, 1 fixable): 0 unknown, 0 informational, 0 low, 1 medium, 0 high