Fix the Timer API parameter in the Documentation

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### Version

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### Description

This issue was reported by a user here: https://github.com/espressif/arduino-esp32/pull/6335#discussion_r1048166359

### Sketch

```cpp
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```


### Debug Message

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### Other Steps to Reproduce

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### I have checked existing issues, online documentation and the Troubleshooting Guide

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Board

Device Description

Hardware Configuration

Version

IDE Name

Operating System

Flash frequency

PSRAM enabled

Upload speed

Description

Sketch

Debug Message

Other Steps to Reproduce

I have checked existing issues, online documentation and the Troubleshooting Guide

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Description

Board

Device Description

Hardware Configuration

Version

IDE Name

Operating System

Flash frequency

PSRAM enabled

Upload speed

Description

Sketch

Debug Message

Other Steps to Reproduce

I have checked existing issues, online documentation and the Troubleshooting Guide

Metadata

Metadata

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Labels

Type

Projects

Milestone

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Development

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