Remove duplicate entries from local.bib

local.bib

@@ -1,31 +0,0 @@
-@DocuShare{dmtn-155,
-   author = {Melissa L. Graham and Leanne P. Guy and John Swinbank and the DM System Science Team},
-    title = "{Interim Model for Community Support}",
-     year = 2020,
-    month = sep,
-   handle = {DMTN-155},
-      url = {http://dmtn-155.lsst.io } }
-
-@DocuShare{dmtn-144,
-  author = {William O'Mullane},
-   title = "{Distribution of Rubin Observatory data outside the data rights community}",
-    year = 2020,
-    month = mar,
-  handle = {DMTN-144},
-     url = {https://dmtn-144.lsst.io/} }
-
-@DocuShare{RTN-002,
-  author = {Melissa L. Graham and Jim Annis and Jeff Carlin and Alex Drlica-Wagner and Leanne P. Guy and Greg Madejski and Robert de Peyster},
-   title = "{Community Engagement Use Cases}",
-    year = 2020,
-    month = jun,
-  handle = {RTN-002},
-     url = {https://rtn-002.lsst.io/} }
-     
-@DocuShare{RTN-004,
-  author = {The Community Engagement Team and the Operations Executive Team},
-   title = "{Guidelines for Community Participation in Data Preview 0}",
-    year = 2021,
-    month = jan,
-  handle = {RTN-004},
-     url = {https://rtn-004.lsst.io/} }