fix: update entangled-node & threshold argument

[chrisdukakis]

Description

• Updates entangled-node to include utils/bundle_miner: use mining threshold as a power of 3 iotaledger/entangled#1464
• Adjusts miningThreshold which is now expressed as security level

Type of change

• Bug fix (a non-breaking change which fixes an issue)

How Has This Been Tested?

• Manually tested that entangled-node mines bundles with expected security level.

Checklist:

• My code follows the style guidelines for 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 fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• For changes to mobile that include native code (including React Native modules): I have verified that both iOS and Android successfully build in both Debug and Release modes
• For changes to shared: If applicable, I have verified that my changes are implemented correctly in desktop and mobile