Accept SE-288

Author: jckarter

proposals/0288-binaryinteger-ispower.md

@@ -4,7 +4,7 @@
 * Author: [Ding Ye](https://github.com/dingobye)
 * Review Manager: [Joe Groff](https://github.com/jckarter)
 * Implementation: [apple/swift#24766](https://github.com/apple/swift/pull/24766)
-* Status: **Active review (August 26th...September 4th, 2020)**
+* Status: **Accepted**
 
 ## Introduction