GitHub icon is not visible in dark mode in the Footer of the About section

[lopeselio]

Describe the bug
GitHub icon is not visible in dark mode in the Footer of the About section
A clear and concise description of what the bug is. If your issue is regarding an error in the data, it's best reported through this form.

To Reproduce
Steps to reproduce the behavior:

1. Go to 'https://www.covid19india.org/about'
2. Switch to dark mode
3. Scroll down to the footer below
4. See error - GitHub icon is not visible in dark mode in the Footer of the About section

Expected behavior
As soon as switching the page to dark mode, the color of all footer icons should also change to enhance visibility. The black github logo is not visible in the dark mode. Most users prefer dark mode, especially at night, since dark mode has become a trend nowadays. Developers willing to contribute to the project will find it difficult to locate the link to the github repo.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. Linux Mint 19.3]
• Browser [e.g. chrome, safari]
• Version [ 84.0.4147.89 (Official Build) (64-bit]

Smartphone (please complete the following information):

• Device: [e.g. OPPO f11 Pro]
• OS: [e.g. Android]
• Browser [e.g. Google Chrome]
• Version [ 84.0.4147.89 (Official Build) (64-bit]

Additional context
Tweaks

for dark mode
https://css-tricks.com/dark-mode-favicons/
`

<style> circle { fill: yellow; stroke: black; stroke-width: 3px; } @media (prefers-color-scheme: dark) { circle { fill: black; stroke: yellow; } } </style> `

[bijankundu]

@balrajsingh9 has fixed it in #2180 and duplicate of #2209 and #2246

[shuklaayush]

Fixed via 1a707d4