temporarily remove 32-bit restriction

.github/workflows/test-multiarch.yml

@@ -1,5 +1,5 @@
 name: Test multi-arch
-run-name: ${{ github.actor }} is running tests
+run-name: ${{ github.actor }} is running multi-arch tests
 on:
   push:
     branches:

.github/workflows/test.yml

@@ -1,5 +1,5 @@
 name: Test multi-python-version
-run-name: ${{ github.actor }} is running tests
+run-name: ${{ github.actor }} is running multi-python-version tests
 on:
   push:
     branches:

src/cbrrr/_cbrrr.c

@@ -6,7 +6,7 @@
 
 #define STATIC_ASSERT(COND,MSG) typedef char static_assertion_##MSG[(COND)?1:-1]
 
-STATIC_ASSERT(sizeof(size_t) == 8, _64bit_platforms_only); // this'll hopefully be relaxed in the future
+//STATIC_ASSERT(sizeof(size_t) == 8, _64bit_platforms_only); // this'll hopefully be relaxed in the future
 
 // XXX: not sure having these as globals is the right thing to do?
 static PyObject *PY_ZERO;