Switch .npmrc URL that gets token

[frega]

Instead of

echo "//git.1xinternet.de/api/v4/groups/4/-/packages/npm/:_authToken=${PERSONAL_ACCESS_TOKEN}" >> ~/.ddev/homeadditions/.npmrc

maybe

echo "//git.1xinternet.de/:_authToken=${PERSONAL_ACCESS_TOKEN}" >> ~/.ddev/homeadditions/.npmrc

is better.