Update to Go 1.19 as base and 1.21 as upper test version

.github/workflows/license_check.yml

@@ -12,7 +12,7 @@ jobs:
         persist-credentials: false
     - uses: WillAbides/[email protected]
       with:      
-        go-version: '1.20.x'
+        go-version: '1.21.x'
 
     - name: Install lian
       run: go install lucor.dev/lian@latest

.github/workflows/mobile_tests.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: ['1.17.x', '1.20.x']
+        go-version: ['1.19.x', '1.21.x']
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/platform_tests.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: ['1.17.x', '1.20.x']
+        go-version: ['1.19.x', '1.21.x']
         os: [ubuntu-latest, windows-latest, macos-latest]
         include:
           - os: ubuntu-latest

.github/workflows/static_analysis.yml

@@ -15,7 +15,7 @@ jobs:
         persist-credentials: false
     - uses: WillAbides/[email protected]
       with:
-        go-version: '1.20.x'
+        go-version: '1.21.x'
 
     - name: Get dependencies
       run: >-
@@ -33,7 +33,7 @@ jobs:
       run: |
         go install golang.org/x/tools/cmd/goimports@latest
         go install github.com/fzipp/gocyclo/cmd/gocyclo@latest
-        go install honnef.co/go/tools/cmd/[email protected].2
+        go install honnef.co/go/tools/cmd/[email protected].6
         go install github.com/mattn/goveralls@latest
 
     - name: Vet

.github/workflows/web_tests.yml

@@ -15,7 +15,7 @@ jobs:
         persist-credentials: false
     - uses: WillAbides/[email protected]
       with:
-        go-version: '1.17.x'
+        go-version: '1.19.x'
 
     - name: Get dependencies
       run: sudo apt-get update && sudo apt-get install gcc libgl1-mesa-dev libegl1-mesa-dev libgles2-mesa-dev libx11-dev xorg-dev

go.mod

@@ -1,6 +1,6 @@
 module fyne.io/fyne/v2
 
-go 1.17
+go 1.19
 
 require (
 	fyne.io/systray v1.10.1-0.20230722100817-88df1e0ffa9a