Fix short compilation_mode flag
Found a typo while reading the documentation.
Closes
@@ -74,7 +74,7 @@ command line. Specficially, `deps` becomes:
<td><code>[":arm_lib"]</code></td>
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- <td><code>bazel build //myapp:mybinary --c dbg --cpu=x86</code></td>
+ <td><code>bazel build //myapp:mybinary -c dbg --cpu=x86</code></td>
<td><code>[":x86_dev_lib"]</code></td>
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