Fix(security): security vulnerabilities in functions.js

[emabassi-ext]

Description

Unused file functions.js deleted

Fixes # MON-15364

Type of change

• Patch fixing an issue (non-breaking change)
• New functionality (non-breaking change)
• Breaking change (patch or feature) that might cause side effects breaking part of the Software

Target serie

• 21.04.x
• 21.10.x
• 22.04.x
• 22.10.x (master)

Checklist

Community contributors & Centreon team

• I have followed the coding style guidelines provided by Centreon
• I have commented my code, especially new classes, functions or any legacy code modified. (docblock)
• I have commented my code, especially hard-to-understand areas of the PR.
• I have rebased my development branch on the base branch (master, maintenance).

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SonarQube Quality Gate

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[kduret]

migrated to centreon/centreon#124