fix: correct pyproject.toml for project-scaffold-cli

- Fixed package name from auto-readme-cli to project-scaffold-cli
- Fixed dependencies to match project-scaffold-cli requirements
- Fixed linting import sorting issues in test files

project_scaffold_cli/templates/go/main.go.j2

@@ -0,0 +1,9 @@
+package main
+
+import (
+    "fmt"
+)
+
+func main() {
+    fmt.Println("Welcome to {{ project_name }}!")
+}