all: bump Go-1.23, drop Go-1.21

Signed-off-by: Sebastien Binet <[email protected]>

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
     name: Build
     strategy:
       matrix:
-        go-version: [1.22.x, 1.21.x]
+        go-version: [1.23.x, 1.22.x]
         platform: [ubuntu-20.04, macos-latest]
     runs-on: ${{ matrix.platform }}
     env:

.github/workflows/codecov.yml

@@ -13,7 +13,7 @@ jobs:
     if: github.event.pull_request.merged == true
     strategy:
       matrix:
-        go-version: [1.22.x]
+        go-version: [1.23.x]
         platform: [ubuntu-latest]
 
     runs-on: ${{ matrix.platform }}

.github/workflows/lint.yml

@@ -21,4 +21,4 @@ jobs:
         sudo apt-get install -qq gcc pkg-config libwayland-dev libx11-dev libx11-xcb-dev libxkbcommon-x11-dev libgles2-mesa-dev libegl1-mesa-dev libffi-dev libxcursor-dev libvulkan-dev xvfb xdotool
     - uses: dominikh/staticcheck-action@v1
       with:
-        version: "2023.1"
+        version: "2024.1"

go.mod

@@ -1,6 +1,6 @@
 module gonum.org/v1/plot
 
-go 1.21
+go 1.22.0
 
 require (
 	gioui.org v0.2.0