Remove pytensor/compile/sharedvalue.py from mypy-failing.txt

Author: maresb

scripts/mypy-failing.txt

@@ -3,7 +3,6 @@ pytensor/compile/debugmode.py
 pytensor/compile/function/pfunc.py
 pytensor/compile/function/types.py
 pytensor/compile/mode.py
-pytensor/compile/sharedvalue.py
 pytensor/graph/rewriting/basic.py
 pytensor/ifelse.py
 pytensor/link/numba/dispatch/elemwise.py