Shorten testsuite ProjectName and DataDir to prevent errors on Windows runner

Long paths caused certain commands to fail on the Windows runner. Reducing their lengths prevents those errors from occurring.

Author: MatteoPologruto

Diff for: internal/integrationtest/arduino-cli.go

@@ -37,6 +37,10 @@ import (
 	"google.golang.org/grpc"
 )
 
+func init() {
+	testsuite.ProjectName = "cli"
+}
+
 // FindRepositoryRootPath returns the repository root path
 func FindRepositoryRootPath(t *testing.T) *paths.Path {
 	repoRootPath := paths.New(".")
@@ -89,7 +93,7 @@ func NewArduinoCliWithinEnvironment(env *testsuite.Environment, config *ArduinoC
 	cli := &ArduinoCLI{
 		path:          config.ArduinoCLIPath,
 		t:             require.New(env.T()),
-		dataDir:       env.RootDir().Join("Arduino15"),
+		dataDir:       env.RootDir().Join("A"),
 		sketchbookDir: env.RootDir().Join("Arduino"),
 		stagingDir:    env.RootDir().Join("Arduino15/staging"),
 	}