Update minimum Makie version to v0.21

The `rotations` keyword for `Makie.scatter` was renamed to
`rotation` in v0.21 of Makie, therefore fix the use of the keyword
and update the minimum compat entry.

Project.toml

@@ -1,7 +1,7 @@
 name = "CIJ"
 uuid = "94ef64d9-0af0-5988-adf1-f968d20ebcf5"
 authors = ["Andy Nowacki <a.nowacki@leeds.ac.uk>"]
-version = "0.2.2"
+version = "0.2.3"
 
 [deps]
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
@@ -20,7 +20,7 @@ CIJMakieExt = ["GeometryBasics", "Makie"]
 
 [compat]
 GeometryBasics = "0.4"
-Makie = "0.20, 0.21"
+Makie = "0.21"
 Rotations = "1"
 StaticArrays = "0.12, 1"
 julia = "1.6"

ext/CIJMakieExt.jl

@@ -112,7 +112,7 @@ function CIJ.plot_hemisphere(
         if fast
             θs_fast, rs_fast, pols = _pols_and_hemisphere_coords(C, 2; projection)
             Makie.scatter!(ax, θs_fast, rs_fast;
-                rotations=(-deg2rad.(pols) .- θs_fast),
+                rotation=(-deg2rad.(pols) .- θs_fast),
                 color=:black,
                 marker=:vline,
                 markersize=20,
@@ -170,7 +170,7 @@ function CIJ.plot_hemisphere!(
     if fast_dirs
         θs_fast, rs_fast, pols = _pols_and_hemisphere_coords(C, 2; projection)
         Makie.scatter!(ax, θs_fast, rs_fast;
-            rotations=(-deg2rad.(pols) .- θs_fast),
+            rotation=(-deg2rad.(pols) .- θs_fast),
             color=:black,
             marker=:vline,
             markersize=20,