[fix] Python 3 version of tokenize/normalize

python/postal/text/pynormalize.c

@@ -271,7 +271,7 @@ static struct PyModuleDef module_def = {
 #define INITERROR return NULL
 
 PyObject *
-PyInit_normalize(void)
+PyInit_normalize(void) {
 #else
 #define INITERROR return
 

python/postal/text/pytokenize.c

@@ -134,7 +134,7 @@ static struct PyModuleDef module_def = {
 #define INITERROR return NULL
 
 PyObject *
-PyInit_tokenize(void)
+PyInit_tokenize(void) {
 #else
 #define INITERROR return