Continuing work from #248 (#249)

* use go embed for resources in theme

* update go mod vendor

* update workflow tests

* update goimports formatting

* add embed comment to appease linter

* merge conflict

* Update to match fyne develop styling

* remove conflicted embeds

* migrate fynepng

* removed old assets

* go mod tidy

---------

Co-authored-by: Andy Williams <andy@fyne.io>

.github/workflows/static_analysis.yml

@@ -12,7 +12,7 @@ jobs:
         persist-credentials: false
     - uses: WillAbides/setup-go-faster@v1.7.0
       with:
-        go-version: '1.17.x'     
+        go-version: '1.17.x'
 
     - name: Get dependencies
       run: |

go.mod

@@ -33,6 +33,7 @@ require (
 	github.com/go-text/typesetting v0.0.0-20230405155246-bf9c697c6e16 // indirect
 	github.com/gopherjs/gopherjs v1.17.2 // indirect
 	github.com/jsummers/gobmp v0.0.0-20151104160322-e2ba15ffa76e // indirect
+	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/srwiley/oksvg v0.0.0-20220731023508-a61f04f16b76 // indirect
@@ -44,6 +45,7 @@ require (
 	golang.org/x/net v0.9.0 // indirect
 	golang.org/x/sys v0.8.0 // indirect
 	golang.org/x/text v0.9.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	honnef.co/go/js/dom v0.0.0-20210725211120-f030747120f2 // indirect
 )