fix(deps): update dependency open-feature/flagd-provider to v1 (#130)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
|
[open-feature/flagd-provider](https://redirect.github.com/open-feature-php/flagd-provider)
| `^0.7.0` -> `^1.0.0` |
[![age](https://developer.mend.io/api/mc/badges/age/packagist/open-feature%2fflagd-provider/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/packagist/open-feature%2fflagd-provider/0.7.0/1.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>open-feature-php/flagd-provider
(open-feature/flagd-provider)</summary>

###
[`v1.0.0`](https://redirect.github.com/open-feature-php/flagd-provider/compare/0.8.0...1.0.0)

[Compare
Source](https://redirect.github.com/open-feature-php/flagd-provider/compare/0.8.0...1.0.0)

###
[`v0.8.0`](https://redirect.github.com/open-feature-php/flagd-provider/compare/0.7.0...0.8.0)

[Compare
Source](https://redirect.github.com/open-feature-php/flagd-provider/compare/0.7.0...0.8.0)

</details>

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integration/composer.json

@@ -17,7 +17,7 @@
     "require": {
         "php": "^8",
         "open-feature/sdk": "^2.0.0",
-        "open-feature/flagd-provider": "^0.7.0",
+        "open-feature/flagd-provider": "^1.0.0",
         "guzzlehttp/guzzle": "^7.5",
         "guzzlehttp/psr7": "^2.4"
     },