[remove] the deprecated scale-factor of quantum-circuit

Use `scale` instead

examples/shor-nine-qubit-code.typ

@@ -4,7 +4,7 @@
 setwire(0), 5, lstick($|0〉$), setwire(1), 1, targ(), 1)
 
 #quantum-circuit(
-  scale-factor: 80%,
+  scale: 80%,
   lstick($|ψ〉$), 1, 10pt, ctrl(3), ctrl(6), $H$, 1, 15pt, 
     ctrl(1), ctrl(2), 1, [\ ],
   ..ancillas, [\ ],

src/quill2.typ

@@ -63,7 +63,6 @@
   fill: white,
   font-size: 10pt,
   scale: 100%,
-  scale-factor: 100%,
   baseline: 0pt,
   circuit-padding: .4em,
   fill-wires: true,
@@ -495,7 +494,6 @@
   /////////// END Second pass: Generation ///////////
   // grace period backwards-compatibility:
   let scale = scale
-  if scale-factor != 100% { scale = scale-factor }
   let scale-float = scale / 100%
   if circuit-padding != none {
     let circuit-padding = process-args.process-padding-arg(circuit-padding)

tests/gates/custom gate size/test.typ

@@ -8,6 +8,6 @@
 
 #pagebreak()
 
-#quantum-circuit(scale-factor: 70%,
+#quantum-circuit(scale: 70%,
   targ(), targ(size: 6pt), targ(size: 3pt), ctrl(0), ctrl(0, size: 4pt), ctrl(0, open: true), ctrl(0, size: 4pt, open: true), ctrl(0), ctrl(0, size: 4pt)
 )

tests/gates/meter/test.typ

@@ -8,7 +8,7 @@
 #pagebreak()
 
 #quantum-circuit(
-  scale-factor: 120%,
+  scale: 120%,
   1, meter(label: $y$), 1, meter(n: 1, label: $lr(|plus.minus〉)$), meter(label: $phi/2$, n: 1, wire-count: 1), meter(target: 1, label: $X$), meter(n: 2, label: $X$), [\ ],
   1, meter(radius: 3pt, fill: gray), 3,ctrl(0), 1
 )
@@ -19,7 +19,6 @@
   gate-padding: 2pt,
   wire: .2pt + red,
   color: red,
-  // scale-factor: 200%,
   1, meter(label: $y$), 1, meter(n: 1, label: $lr(|plus.minus〉)$), meter(label: $phi/2$, n: 1, wire-count: 1), meter(target: 1, label: "a"), meter(n: 2, label: "a"), [\ ],
   1, gate($H$), 3, ctrl(0), 2
 )