Update ping go.mod

Author: nleiva

ch02/pong/go.mod

@@ -2,6 +2,4 @@ module github.com/PacktPublishing/Network-Automation-with-Go/ch02/pong
 
 go 1.17
 
-require github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223160906-ec549c40fee0
-
-replace github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v1.0.0 => ../ping
+require github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223164119-35dac657c888

ch02/pong/go.sum

@@ -1,2 +1,2 @@
-github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223160906-ec549c40fee0 h1:vFRsR4n2EGKiAh4t9ctQduwfMhhkgV++78iAikzmN1s=
-github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223160906-ec549c40fee0/go.mod h1:bwRjyQdnuKDT6d86kITCTP/mQGje7F0NPRBRwY8lux0=
+github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223164119-35dac657c888 h1:7Ksreld+WYStdHKNfPLT/E9KwdSxgfdqV12zUZ5Yohw=
+github.com/PacktPublishing/Network-Automation-with-Go/ch02/ping v0.0.0-20220223164119-35dac657c888/go.mod h1:bwRjyQdnuKDT6d86kITCTP/mQGje7F0NPRBRwY8lux0=