.builds: use Go 1.14 for the basic tests

WebAssembly builds require Go 1.14 since the breaking change in Go,
golang.org/cl/203600.

gofmt -w -s . as well.

Signed-off-by: Elias Naur <mail@eliasnaur.com>

.builds/linux.yml

@@ -19,8 +19,13 @@ sources:
  - https://git.sr.ht/~eliasnaur/gio
 environment:
  GOFLAGS: -mod=readonly
- PATH: /usr/bin
+ PATH: /home/build/bin:/usr/bin
 tasks:
+ - install_gotip: |
+     go get golang.org/dl/gotip
+     /home/build/go/bin/gotip download
+     mkdir /home/build/bin
+     ln -s /home/build/go/bin/gotip /home/build/bin/go
  - install_chrome: |
      curl -s https://dl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
      sudo sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'

cmd/gogio/e2e_test.go

@@ -47,7 +47,7 @@ func TestEndToEnd(t *testing.T) {
 	t.Parallel()
 
 	// Keep this list local, to not reuse TestDriver objects.
-	subtests := []struct{
+	subtests := []struct {
 		name   string
 		driver TestDriver
 	}{