Remove ShARC references on maple and NAG pages

pages/community/resources-and-equipment/languages/NAG.md

@@ -20,16 +20,8 @@ The library is provided in a variety of languages
 and for a variety of hardware platforms.
 The University has a full site license for all staff and students.
 
-Documentation for the NAG Library on the University's [ShARC](https://docs.hpc.shef.ac.uk/en/latest/sharc/software/libs/nag-libs.html) high-performance computing (HPC) cluster.
-
 ## NAG Fortran Compiler
 
 According to the [2015 Fortran UK compiler comparisons](https://www.fortran.uk/fortran-compiler-comparisons/intellinux-fortran-compiler-diagnostic-capabilities/),
 the NAG compiler was one of the best diagnostic compilers available.
 The University has a full site license for all staff and students.
-
-Documentation for the NAG Fortran compiler on the University's [ShARC](https://docs.hpc.shef.ac.uk/en/latest/sharc/software/development/nag.html) HPC cluster.
-
-## Downloading NAG software and requesting a license
-
-See the [University of Sheffield's NAG Page](https://www.nag.co.uk/edu/uk/sheffield).

pages/community/resources-and-equipment/languages/maple.md

@@ -16,7 +16,6 @@ Maple is a computer algebra system developed and sold commercially by Maplesoft,
 The University of Sheffield has a site license that allows all staff and students to use it on University and personal machines.
 
 * [Download Maple](https://www.sheffield.ac.uk/software/) - Maple is available for Sheffield University staff and students from the IT Services download site
-* The documentation for Maple on the University's [ShARC](https://docs.hpc.shef.ac.uk/en/latest/sharc/software/apps/maple.html) High Performance Computing (HPC) cluster
 * [High Performance Computing with Maple, Part 1](/blog/hpc-maple-1/) - A detailed tutorial on how to use Maple with Sheffield's HPC cluster