- Removing unused variables

src/extensions/dnatco/ntc-tube/representation.ts

src/mol-geo/geometry/cylinders/cylinders-builder.ts

src/mol-geo/geometry/lines/lines-builder.ts

src/mol-geo/geometry/mesh/builder/cylinder.ts

src/mol-model-props/computed/representations/shared.ts

src/mol-repr/structure/visual/polymer-gap-cylinder.ts

src/mol-repr/structure/visual/util/link.ts