Generalizing suppression for pypocketfft. (#2896)

* Adding suppression for pypocketfft.

* Generalize existing pypocketfft Valgrind suppression

Co-authored-by: Yannick Jadoul <yannick.jadoul@belgacom.net>

tests/valgrind-numpy-scipy.supp

@@ -111,7 +111,7 @@
    fun:_Znwm
    fun:_Znwm
    fun:PyInit_pypocketfft
    fun:PyInit_pypocketfft
    fun:_PyImport_LoadDynamicModuleWithSpec
    fun:_PyImport_LoadDynamicModuleWithSpec
-   fun:_imp_create_dynamic_impl.constprop.3
+   fun:_imp_create_dynamic_impl.constprop.*
    fun:_imp_create_dynamic
    fun:_imp_create_dynamic
    fun:cfunction_vectorcall_FASTCALL
    fun:cfunction_vectorcall_FASTCALL
    fun:PyVectorcall_Call
    fun:PyVectorcall_Call