Fix NYU and CodeNeuro links

Author: krassowski

index.html

@@ -184,7 +184,7 @@
     - href: https://cocalc.com
       src: cocalc.svg
       alt: CoCalc
-    - href: https://codeneuro.org
+    - href: http://codeneuro.org
       src: codeneuro.svg
       alt: CodeNeuro
     - href: https://www.thedataincubator.com
@@ -223,7 +223,7 @@
     - href: https://www.northwestern.edu
       src: northwestern.svg
       alt: Northwestern University
-    - href: https://www.nyu.edu
+    - href: https://nyu.edu
       src: NYU.svg
       alt: NYU
     - href: https://www.oreilly.com