Update all dependencies

(Did not require any code changes.)

examples/mnist2d/go.mod

@@ -6,19 +6,21 @@ go 1.17
 // replace github.com/danaugrs/go-tsne/tsne => ../../tsne
 
 require (
-	github.com/danaugrs/go-tsne/tsne v0.0.0-20220306153449-0ee45704632c
-	github.com/sjwhitworth/golearn v0.0.0-20211014193759-a8b69c276cd8
-	gonum.org/v1/gonum v0.9.3
-	gonum.org/v1/plot v0.9.0
+	github.com/danaugrs/go-tsne/tsne v0.0.0-20220306155740-2250969e057f
+	github.com/sjwhitworth/golearn v0.0.0-20221228163002-74ae077eafb2
+	gonum.org/v1/gonum v0.14.0
+	gonum.org/v1/plot v0.14.0
 )
 
 require (
-	github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af // indirect
-	github.com/fogleman/gg v1.3.0 // indirect
-	github.com/go-fonts/liberation v0.1.1 // indirect
-	github.com/go-latex/latex v0.0.0-20210118124228-b3d85cf34e07 // indirect
+	git.sr.ht/~sbinet/gg v0.5.0 // indirect
+	github.com/ajstarks/svgo v0.0.0-20211024235047-1546f124cd8b // indirect
+	github.com/campoy/embedmd v1.0.0 // indirect
+	github.com/go-fonts/liberation v0.3.1 // indirect
+	github.com/go-latex/latex v0.0.0-20230307184459-12ec69307ad9 // indirect
+	github.com/go-pdf/fpdf v0.8.0 // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
-	github.com/phpdave11/gofpdf v1.4.2 // indirect
-	golang.org/x/image v0.0.0-20210216034530-4410531fe030 // indirect
-	golang.org/x/text v0.3.5 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/image v0.11.0 // indirect
+	golang.org/x/text v0.12.0 // indirect
 )