Addition of a Mutation Testing Section (#180)

* mutation testing section

Added:
- Mutation Testing Section
- Reference to Mutation Testing in Unit Testing

* changes based on PR feedback

Co-authored-by: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com>

* Moved the evaluating test suite part to Readme

* updated summary as requested

* Fixing the linter to take into account subfolders as well (#191)

* Fixing the linter to take into account subfolders as well

* Mass fixing linting

* fixing linting in justfile

* Update src/external-security-reviews/README.md

Co-authored-by: Dickson Wu <33645481+DicksonWu654@users.noreply.github.com>

---------

Co-authored-by: Dickson Wu <33645481+DicksonWu654@users.noreply.github.com>

* Update SUMMARY.md.develop

---------

Co-authored-by: Patrick Collins <54278053+PatrickAlphaC@users.noreply.github.com>
Co-authored-by: Matías Aereal Aeón <388605+mattaereal@users.noreply.github.com>
Co-authored-by: Dickson Wu <33645481+DicksonWu654@users.noreply.github.com>

Author: 4 people

docs/pages/security-testing/README.mdx

@@ -9,7 +9,6 @@ tags:
 contributors:
   - role: wrote
     users: [patrickalphac, mattaereal, nbelenkov]
-
 ---
 
 import { TagList, AttributionList, TagProvider, TagFilter, ContributeFooter } from '../../../components'
@@ -48,7 +47,6 @@ For smart contracts in particular, here is when to use each type of testing:
 - **Static Analysis**: Always. Use tools like [Slither](https://github.com/crytic/slither) and [Aderyn](https://github.com/Cyfrin/aderyn) to analyze the code for vulnerabilities.
 - **Formal Verification**: Dependent. Anywhere functions are math heavy, stateless, or functionality matches another system, this should be used.
 
-
 ## Evaluating your test suite
 
 To ensure you're meeting the goals of security testing, it's essential to evaluate the quality and completeness of your test suite. This can be done through several approaches:
@@ -59,4 +57,4 @@ Together, methods like these can give a more complete picture of how well your t
 ---
 
 </TagProvider>
-<ContributeFooter />
+<ContributeFooter />

docs/pages/security-testing/unit-testing.mdx

@@ -270,6 +270,7 @@ function testTransfer() public {
 }
 ```
 
+
 ## Common Smart Contract Tools and Frameworks
 
 - [Foundry (Solidity)](https://github.com/foundry-rs/foundry):