[Security] Bump stringstream from 0.0.5 to 0.0.6 (#164)

Bumps [stringstream](https://github.com/mhart/StringStream) from 0.0.5 to 0.0.6. **This update includes security fixes.**
<details>
<summary>Vulnerabilities fixed</summary>

*Sourced from [The Node Security Working Group](https://github.com/nodejs/security-wg/blob/master/vuln/npm/422.json).*

> **Out-of-bounds Read**
> `stringstream` allocates uninitialized Buffers when number is passed in input stream on Node.js 4.x and below
> 
> Affected versions: <=0.0.5

*Sourced from [The Node Security Working Group](https://github.com/nodejs/security-wg/blob/master/vuln/npm/422.json).*

> **Out-of-bounds Read**
> `stringstream` allocates uninitialized Buffers when number is passed in input stream on Node.js 4.x and below
> 
> Affected versions: <=0.0.5

</details>
<details>
<summary>Commits</summary>

- [`fee31c5`](mhart/StringStream@fee31c5) 0.0.6
- [`2f4a9d4`](mhart/StringStream@2f4a9d4) Merge pull request [#9](https://github-redirect.dependabot.com/mhart/StringStream/issues/9) from mhart/fix-buffer-constructor-vuln
- [`afbc744`](mhart/StringStream@afbc744) Ensure data is not a number in Buffer constructor
- See full diff in [compare view](mhart/StringStream@v0.0.5...v0.0.6)
</details>
<br />

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<details>
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</details>

yarn.lock

@@ -5841,14 +5841,10 @@ string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
 
-stringstream@~0.0.4:
+stringstream@~0.0.4, stringstream@~0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.6.tgz#7880225b0d4ad10e30927d167a1d6f2fd3b33a72"
 
-stringstream@~0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.5.tgz#4e484cd4de5a0bbbee18e46307710a8a81621878"
-
 strip-ansi@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-0.3.0.tgz#25f48ea22ca79187f3174a4db8759347bb126220"