fixed typo in chapter 8 under core.pager

[hemu312]

There is a typo in chapter 8 under core.pager last line, it say 'Git will page'. The word 'page' should be replaced with the word 'print'

• [X] I provide my work under the project license.
• [X] I grant such license of my work as is required for the purposes of future print editions to Ben Straub and Scott Chacon.

Changes

• Fixed typo in last line of chapter 8 under core.pager.
• The word "page" is replaced by "print".

Context

Fixes #1925