Fix github URL typos in CONTRIBUTORS.md

Author: Zach Kirsch

CONTRIBUTORS.md

@@ -2,13 +2,13 @@ I'm really grateful to all the contributors. Following are the wonderful people
 
 | Contributor | Github | Issues |
 |-------------|--------|--------|
-| Lucas-C | [Lucas-C](https://github.com/Lucas-C) | [#36](https:/github.com/satwikkansal/wtfpython/issues/36) |
-| MittalAshok | [MittalAshok](https://github.com/MittalAshok) | [#23](https:/github.com/satwikkansal/wtfpython/issues/23) |
-| asottile | [asottile](https://github.com/asottile) | [#40](https:/github.com/satwikkansal/wtfpython/issues/40) |
-| MostAwesomeDude | [MostAwesomeDude](https://github.com/MostAwesomeDude) | [#1](https:/github.com/satwikkansal/wtfpython/issues/1) |
-| tukkek | [tukkek](https://github.com/tukkek) | [#11](https:/github.com/satwikkansal/wtfpython/issues/11), [#26](https:/github.com/satwikkansal/wtfpython/issues/26) |
-| PiaFraus | [PiaFraus](https://github.com/PiaFraus) | [#9](https:/github.com/satwikkansal/wtfpython/issues/9) |
-| chris-rands | [chris-rands](https://github.com/chris-rands) | [#32](https:/github.com/satwikkansal/wtfpython/issues/32) |
-| sohaibfarooqi | [sohaibfarooqi](https://github.com/sohaibfarooqi) | [#63](https:/github.com/satwikkansal/wtfpython/issues/63) |
+| Lucas-C | [Lucas-C](https://github.com/Lucas-C) | [#36](https://github.com/satwikkansal/wtfpython/issues/36) |
+| MittalAshok | [MittalAshok](https://github.com/MittalAshok) | [#23](https://github.com/satwikkansal/wtfpython/issues/23) |
+| asottile | [asottile](https://github.com/asottile) | [#40](https://github.com/satwikkansal/wtfpython/issues/40) |
+| MostAwesomeDude | [MostAwesomeDude](https://github.com/MostAwesomeDude) | [#1](https://github.com/satwikkansal/wtfpython/issues/1) |
+| tukkek | [tukkek](https://github.com/tukkek) | [#11](https://github.com/satwikkansal/wtfpython/issues/11), [#26](https://github.com/satwikkansal/wtfpython/issues/26) |
+| PiaFraus | [PiaFraus](https://github.com/PiaFraus) | [#9](https://github.com/satwikkansal/wtfpython/issues/9) |
+| chris-rands | [chris-rands](https://github.com/chris-rands) | [#32](https://github.com/satwikkansal/wtfpython/issues/32) |
+| sohaibfarooqi | [sohaibfarooqi](https://github.com/sohaibfarooqi) | [#63](https://github.com/satwikkansal/wtfpython/issues/63) |
 
 Thank you all for taking out the time to make this project more awesome! :smile: