fix(terraform): ignore local modules in CKV_TF_1

[gruebel]

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Description

• forgot the case of local modules...

Relates #5261

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my feature, policy, or fix is effective and works
• New and existing tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[richardgavel-ordinaryexperts]

This change doesn't account for modules that come from a module repository, which won't have a ./ ../ or a ?ref

Check: CKV_TF_1: "Ensure Terraform module sources use a commit hash"
FAILED for resource: module.networking.vpc
Error: File: /../../../modules/networking/vpc.tf:1-32
Calling File: /main.tf:11-29

	1  | module "vpc" {
	2  |   source  = "terraform-aws-modules/vpc/aws"
	3  |   version = "3.14.0"