Bump version to 0.2.1

This fixes a number of warnings introduced in typst v0.13.0.

Also increase typst version to v0.13.0 as that is what cetz:0.3.3
requires.

src/group.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": draw
+#import "@preview/cetz:0.3.3": draw
 #import "consts.typ": *
 
 #let _grp(name, desc: none, type: "default", elmts) = {

src/note.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": draw
+#import "@preview/cetz:0.3.3": draw
 #import "consts.typ": *
 
 #let SIDES = (

src/participant.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": draw
+#import "@preview/cetz:0.3.3": draw
 #import "consts.typ": *
 
 #let PAR-SPECIALS = "?[]"

src/renderer.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": canvas, draw
+#import "@preview/cetz:0.3.3": canvas, draw
 #import "utils.typ": get-participants-i, get-style, normalize-units
 #import "group.typ"
 #import "participant.typ"

src/separator.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": draw
+#import "@preview/cetz:0.3.3": draw
 #import "consts.typ": *
 
 #let _sep(name) = {

src/sequence.typ

@@ -1,4 +1,4 @@
-#import "@preview/cetz:0.3.1": draw, vector
+#import "@preview/cetz:0.3.3": draw, vector
 #import "consts.typ": *
 #import "participant.typ"
 #import "note.typ"

typst.toml

@@ -1,7 +1,7 @@
 [package]
 name = "chronos"
-version = "0.2.0"
-compiler = "0.12.0"
+version = "0.2.1"
+compiler = "0.13.0"
 repository = "https://git.kb28.ch/HEL/chronos"
 entrypoint = "src/lib.typ"
 authors = [