Summary: Buffer updates social platform support count

Why It Matters: The product now supports nearly double the number of social media platforms than previously listed. This makes the tool more useful for creators who use many different apps.

What Changed:

• Social platforms supported increased from 6 to 11.
• Active user count updated from 152,733 to 191,726.
• Monthly posts published updated from 6,218,455 to 7,858,881.