Editorial Issue: "7.4.3 Resource request and response": it leaking->its leaking

[Takahiko Kawasaki]

In the second paragraph in "7.4.3 Resource request and response":

"the risk of it leaking is much larger"

should be changed to

"the risk of its leaking is much larger".

[Edmund Jay]

fixes #59 - Editorial Issue: "7.4.3 Resource request and response": it leaking->its leaking

→ <<cset d5a150d67b89>>