[Release] Update lockfiles to point to latest stable version: 25.2.0

[Release] Update lockfiles to point to latest stable version: 25.1.0

[Release] Update lockfiles to point to latest stable version: 24.6.0

Update v24.5 release date.

Incorporated feedback.
Added an introduction to the Highlights section.
Fixed various typos and formatting issues.

MODULAR_ORIG_COMMIT_REV_ID: 04f5c88e787ed477321f8e337b554d9d6c4b4ca1