Fix WPS example config initialization

[me-no-dev]

It causes errors with newer C++ standarts

cc: @SuGlider

[github-actions[bot]]

Warnings

:warning:

**Some issues found for the commit messages in this PR:** - the commit message `"fix(wps): adds memset to 0"`: - *summary* looks too short *** **Please fix these commit messages** - here are some basic tips: - follow [Conventional Commits style](https://www.conventionalcommits.org/en/v1.0.0/) - correct format of commit message should be: `(): `, for example `fix(esp32): Fixed startup timeout issue` - allowed types are: `change,ci,docs,feat,fix,refactor,remove,revert,test` - sufficiently descriptive message summary should be between 20 to 72 characters and start with upper case letter - avoid Jira references in commit messages (unavailable/irrelevant for our customers) `TIP:` Install pre-commit hooks and run this check when committing (uses the [Conventional Precommit Linter](https://github.com/espressif/conventional-precommit-linter)).

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[github-actions[bot]]

Memory usage test (comparing PR against master branch)

The table below shows the summary of memory usage change (decrease - increase) in bytes and percentage for each target.

Memory	FLASH [bytes]		FLASH [%]		RAM [bytes]		RAM [%]
Target	DEC	INC	DEC	INC	DEC	INC	DEC	INC
ESP32S3	:green_heart: -108	0	:green_heart: -0.01	0.00	0	0	0.00	0.00
ESP32S2	:green_heart: -100	0	:green_heart: -0.01	0.00	0	0	0.00	0.00
ESP32C3	:green_heart: -74	0	:green_heart: -0.01	0.00	0	0	0.00	0.00
ESP32C6	:green_heart: -74	0	:green_heart: -0.01	0.00	0	0	0.00	0.00
ESP32	:green_heart: -108	0	:green_heart: -0.01	0.00	0	0	0.00	0.00

Click to expand the detailed deltas report [usage change in BYTES]

Target	ESP32S3		ESP32S2		ESP32C3		ESP32C6		ESP32
Example	FLASH	RAM	FLASH	RAM	FLASH	RAM	FLASH	RAM	FLASH	RAM
WiFi/examples/WPS	:green_heart: -108	0	:green_heart: -100	0	:green_heart: -74	0	:green_heart: -74	0	:green_heart: -108	0

[github-actions[bot]]

Test Results

 41 files   -  74   41 suites   - 74   3m 12s :stopwatch: - 1h 33m 8s  19 tests  -   6   19 :white_check_mark:  -   5  0 :zzz: ±0  0 :x:  - 1  120 runs   - 153  120 :white_check_mark:  - 152  0 :zzz: ±0  0 :x:  - 1 

Results for commit 585022e9. ± Comparison against base commit 84ddf0ad.

This pull request removes 6 tests.

``` performance.coremark.test_coremark ‑ test_coremark performance.fibonacci.test_fibonacci ‑ test_fibonacci performance.psramspeed.test_psramspeed ‑ test_psramspeed performance.ramspeed.test_ramspeed ‑ test_ramspeed performance.superpi.test_superpi ‑ test_superpi validation.periman.test_periman ‑ test_periman ```

:recycle: This comment has been updated with latest results.