chore: prep v7.5.0 for release (#343)

# Description

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# Testing

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# Pull Request Type

Please select the option(s) that are relevant to this PR.

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] Improvement (fixing a typo, updating readme, renaming a variable
name, etc)

Author: Justintime50

CHANGELOG.md

@@ -1,5 +1,13 @@
 # CHANGELOG
 
+## v7.5.0 (2026-02-20)
+
+- Adds the following functions:
+  - `fedex_registration.register_address`
+  - `fedex_registration.request_pin`
+  - `fedex_registration.validate_pin`
+  - `fedex_registration.submit_invoice`
+
 ## v7.4.0 (2026-02-02)
 
 - Adds the following functions usable by child and referral customer users:

VERSION

@@ -1 +1 @@
-7.4.0
+7.5.0