[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

technical/ReferenceLibrary.md

@@ -15,10 +15,8 @@ you will be given access instructions.
 
 To have a required volume added to the reference library, submit a request specifying the volume,
 price and vendor to [email protected].  You should also include a brief summary of why the volume is
-required.  The FPA will evaluate the request and, if funds are available, the volume will be 
+required.  The FPA will evaluate the request and, if funds are available, the volume will be
 purchased and added to the library.
 
 Note that many reference works have limitations on copying and concurrent usage.  For example, ISO
 Standards are restricted to a single user and copying is prohibited.  Please respect these limitations.
-
-