[Fix] Github should be GitHub

nvm.sh

@@ -64,7 +64,7 @@ nvm_get_latest() {
     return 1
   fi
   if [ -z "${NVM_LATEST_URL}" ]; then
-    nvm_err "http://latest.nvm.sh did not redirect to the latest release on Github"
+    nvm_err "http://latest.nvm.sh did not redirect to the latest release on GitHub"
     return 2
   fi
   nvm_echo "${NVM_LATEST_URL##*/}"

test/slow/nvm_get_latest/nvm_get_latest failed redirect

@@ -17,7 +17,7 @@ wget() {
 
 OUTPUT="$(nvm_get_latest 2>&1)"
 EXIT_CODE="$(nvm_get_latest >/dev/null 2>&1 ; echo $?)"
-[ "_$OUTPUT" = "_http://latest.nvm.sh did not redirect to the latest release on Github" ] \
+[ "_$OUTPUT" = "_http://latest.nvm.sh did not redirect to the latest release on GitHub" ] \
   || die "failed redirect did not report correct error message, got '$OUTPUT'"
 [ "_$EXIT_CODE" = "_2" ] \
   || die "failed redirect did not exit with code 2, got $EXIT_CODE"