docs: Fixed links in examples

[pktrieu]

Links in examples now point to correct page

Fixes

Checklist

• [ X] I have made a material change to the repo (functionality, testing, spelling, grammar)
• [ X] I have read the [Contribution Guide] and my PR follows them.
• [ X] I updated my branch with the master branch.
• [x ] I have added tests that prove my fix is effective or that my feature works
• [x ] I have added necessary documentation about the functionality in the appropriate .md file
• [ x] I have added in line documentation to the code I modified

Short description of what this PR does:

If you have questions, please send an email to SendGrid, or file a GitHub Issue in this repository.

[SendGridDX]

All committers have signed the CLA.

[codecov]

Codecov Report

Merging #669 into master will increase coverage by 2.5%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##           master     #669     +/-   ##
=========================================
+ Coverage   79.91%   82.41%   +2.5%     
=========================================
  Files          70       70             
  Lines        2016     2303    +287     
  Branches      338      338             
=========================================
+ Hits         1611     1898    +287     
  Misses        206      206             
  Partials      199      199

Impacted Files	Coverage Δ
sendgrid/helpers/inbound/send.py	93.93% <0%> (+0.18%)	⬆️
sendgrid/helpers/inbound/config.py	97.5% <0%> (+0.44%)	⬆️
sendgrid/helpers/mail/spam_check.py	95.45% <0%> (+0.71%)	⬆️
sendgrid/sendgrid.py	83.33% <0%> (+0.72%)	⬆️
sendgrid/helpers/mail/ganalytics.py	96.82% <0%> (+0.74%)	⬆️
sendgrid/helpers/mail/email.py	93.4% <0%> (+0.81%)	⬆️
sendgrid/helpers/mail/subject.py	95.65% <0%> (+0.91%)	⬆️
sendgrid/helpers/mail/groups_to_display.py	93.33% <0%> (+1.02%)	⬆️
sendgrid/helpers/mail/template_id.py	92.3% <0%> (+1.39%)	⬆️
sendgrid/helpers/mail/bcc_settings_email.py	92.3% <0%> (+1.39%)	⬆️
... and 48 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 499c5f1...18e70c1. Read the comment docs.

[misterdorm]

Please rebase against latest master and re-push. Thanks!

[thinkingserious]

@pktrieu could you please take a moment to sign our CLA so that we can merge this?

Also, could you please merge this against our v4 branch? Thank you!

With Best Regards,

Elmer

[thinkingserious]

Hello @pktrieu,

Thanks again for the PR!

It's HACKTOBERFEST! We want to show our appreciation by sending you some special Hacktoberfest swag. If you have not already, could you please fill out this form so we can send it to you? Thanks!

Team SendGrid DX

[thinkingserious]

Hello @pktrieu,

Thanks again for the PR!

We noticed that you have earned 1 out of the 5 points needed to receive glorious SendGrid Hacktoberfest swag.

Please take a moment to checkout this link to find more issues to get you past the required threshold.

Also, please be sure that you have officially registered here.

Thank you and Happy Hacktobering!

Team SendGrid DX

[thinkingserious]

Hello @pktrieu,

Thanks again for the PR!

You have earned 1 out of the 5 points needed to receive glorious SendGrid Hacktoberfest swag.

Please take a moment to checkout this link to find more issues to get you past the required threshold or to simply continue the celebration.

Also, please be sure you have officially registered with us here by November 1, 2018 to qualify.

If you have any questions you can email us at [email protected].

Thank you and Happy Hacktobering!

Team SendGrid