Update gdsfactory[cad] requirement from <7.5.0,>=7.4.3 to >=7.4.3,<7.7.0

Updates the requirements on [gdsfactory[cad]](https://github.com/gdsfactory/gdsfactory) to permit the latest version.
- [Release notes](https://github.com/gdsfactory/gdsfactory/releases)
- [Changelog](https://github.com/gdsfactory/gdsfactory/blob/main/docs/CHANGELOG.md)
- [Commits](gdsfactory/gdsfactory@v7.4.3...v7.6.1)

---
updated-dependencies:
- dependency-name: gdsfactory[cad]
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -15,7 +15,7 @@ classifiers = [
   "Operating System :: OS Independent"
 ]
 dependencies = [
-  "gdsfactory[cad]>=7.4.3,<7.5.0",
+  "gdsfactory[cad]>=7.4.3,<7.7.0",
   "gplugins[tidy3d,sax,schematic,femwell]"
 ]
 description = "pic_training"