CompatHelper: add new compat entry for SpecialFunctions at version 2, (keep existing compat) (#1883)

* CompatHelper: add new compat entry for SpecialFunctions at version 2, (keep existing compat)

* Widen SpecialFunctions bound

Co-authored-by: Michael Abbott <32575566+mcabbott@users.noreply.github.com>

Co-authored-by: CompatHelper Julia <compathelper_noreply@julialang.org>
Co-authored-by: Kyle Daruwalla <daruwalla@wisc.edu>
Co-authored-by: Michael Abbott <32575566+mcabbott@users.noreply.github.com>

Author: 4 people

Project.toml

@@ -33,6 +33,7 @@ NNlib = "0.8.2"
 NNlibCUDA = "0.2"
 ProgressLogging = "0.1"
 Reexport = "0.2, 1.0"
+SpecialFunctions = "1.8.2, 2.1.2"
 StatsBase = "0.33"
 Zygote = "0.6"
 julia = "1.6"