Typo correction.

Author: rouson

GETTING_STARTED.md

@@ -106,7 +106,7 @@ and also run the program with the lower-level commnication library:
 
 [The caf compiler wrapper]: #the-caf-compiler-wrapper
 [A sample basic workflow]: #a-sample-basic-workflow
-[An advanced workflow]: #  #an-advanced-workflow
+[An advanced workflow]:  #an-advanced-workflow
 
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 [Issues]: https://github.com/sourceryinstitute/opencoarrays/issues