index.d.ts: clean up whitespace
index.d.ts: clean up whitespace

Let's remove those extra newlines.

fusetools/fuselibs-public,fusetools/fuselibs-public,fusetools/fuselibs-public,fusetools/fuselibs-public,fusetools/fuselibs-public,fusetools/fuselibs-public,fusetools/fuselibs-public