Merge #134

134: build(deps): bump cortex-m-rt from 0.6.12 to 0.6.13 r=jordens a=dependabot[bot]

Bumps [cortex-m-rt](https://github.com/rust-embedded/cortex-m-rt) from 0.6.12 to 0.6.13.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/rust-embedded/cortex-m-rt/blob/v0.6.13/CHANGELOG.md">cortex-m-rt's changelog</a>.</em></p>
<blockquote>
<h2>[v0.6.13] - 2020-09-07</h2>
<h3>Fixed</h3>
<ul>
<li>(ARMv6-M) Set LR value to a known value on reset (as the ARM spec requires)</li>
<li>Added CFI and size info to external assembly subroutines (<code>HardFaultTrampoline</code>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="833f9a4056"><code>833f9a4</code></a> Merge <a href="https://github-redirect.dependabot.com/rust-embedded/cortex-m-rt/issues/296">#296</a></li>
<li><a href="3103b5ca88"><code>3103b5c</code></a> Bump to 0.6.13</li>
<li><a href="9e6ee34305"><code>9e6ee34</code></a> Merge <a href="https://github-redirect.dependabot.com/rust-embedded/cortex-m-rt/issues/295">#295</a></li>
<li><a href="b785bcec5d"><code>b785bce</code></a> update changelog</li>
<li><a href="880827e1d0"><code>880827e</code></a> add CFI and size info to external assembly</li>
<li><a href="2907763115"><code>2907763</code></a> Merge <a href="https://github-redirect.dependabot.com/rust-embedded/cortex-m-rt/issues/292">#292</a></li>
<li><a href="c9c9aa02f7"><code>c9c9aa0</code></a> fix compile-fail test</li>
<li><a href="6afc21a7c1"><code>6afc21a</code></a> [ARMv6-M] initialize the LR register</li>
<li>See full diff in <a href="https://github.com/rust-embedded/cortex-m-rt/compare/v0.6.12...v0.6.13">compare view</a></li>
</ul>
</details>
<br />


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Cargo.lock

@@ -124,9 +124,9 @@ dependencies = [
 
 [[package]]
 name = "cortex-m-rt"
-version = "0.6.12"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00d518da72bba39496024b62607c1d8e37bcece44b2536664f1132a73a499a28"
+checksum = "980c9d0233a909f355ed297ef122f257942de5e0a2cb1c39f60684b65bcb90fb"
 dependencies = [
  "cortex-m-rt-macros",
  "r0",