gh-127146: Add skip_emscripten_stack_overflow in a few places (#135722)

More tests that hit stack limits on some platforms.

Author: hoodmane

Lib/test/test_exceptions.py

@@ -1445,6 +1445,7 @@ def foo():
         foo()
         support.gc_collect()
 
+    @support.skip_emscripten_stack_overflow()
     @cpython_only
     def test_recursion_normalizing_exception(self):
         import_module("_testinternalcapi")
@@ -1522,6 +1523,7 @@ def test_recursion_normalizing_infinite_exception(self):
         self.assertIn(b'Done.', out)
 
 
+    @support.skip_emscripten_stack_overflow()
     def test_recursion_in_except_handler(self):
 
         def set_relative_recursion_limit(n):