Pneumonia GAVI indicator not shareable via share button

## I'm submitting a ...
Check one of the following options with "x" and add the appropriate label to the issue as well

[ X] Bug report 

[ ] Regression (behaviour that used to work and stopped working in a new release)

**Describe the Issue**
The shareable link generated by pressing the share link button on the GAVI indicator of the pneumonia tab produces a link that directs to a different indicator.

**To Reproduce**
Replace the content below with the steps to reproduce the behaviour.
1. Go to 'http://data.devinit.org/global-picture/pneumonia'
2. Click on 'GAVI indicator drop-down'
3. Click on share link button
4. Copy link and paste into nav bar
5. See error

**Expected Behaviour**
A clear and concise description of what you expected to happen

**Screenshots/GIF**
Button generates link to GAVI indicator.

**Desktop (please complete the following information):**
- OS: [Windows 7]
- Browser [Chrome]
- Version 69.0.3497.100]

**Smartphone (please complete the following information):**
- Device: [e.g. iPhone6]
- OS: [e.g. iOS8.1]
- Browser [e.g. stock browser, safari]
- Version [e.g. 22]

**Environment/Server:**

- [ ] Production

- [ ] Staging

- [ ] Test

- [ ] Development

**Additional Context**
Add any other context about the problem here.

Requested Delivery Date: dd/MMM/YYYY