fix trailing-whitespace

docs/engine_config.md

@@ -165,4 +165,3 @@ Rendition provides values for options: Op1, Op2
 ```
 If we assume both transformers support the required source and target Media Types and
  *priority1* < *priority2*, Transformer 1 will be selected because its priority is higher.
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models/README.md

@@ -17,5 +17,3 @@ The latest ("master") source files can also be found here:
 In the meantime, for convenience, a copy of the Alfresco IPTC content model (XML + message properties)
 is also provided here. These files can be configured to deploy the model into earlier versions of
 ACS (eg. 7.0.0) using static bootstrap mechanism.
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