[test/parse-errors] Change the spec after relaxing the check.

We might be able to tighten it up again, but I don't think it's worth it
right now.

test/parse-errors.sh

@@ -846,10 +846,12 @@ oil_nested_proc() {
   set +o errexit
 
   _oil-parse-error 'proc p { echo 1; proc f { echo f }; echo 2 }'
-  _oil-parse-error 'proc p { echo 1; +weird() { echo f; }; echo 2 }'
+  # We now only check that procs are in the right place, because BLOCKS are
+  # also used in VarChecker
+  #_oil-parse-error 'proc p { echo 1; +weird() { echo f; }; echo 2 }'
 
   # ksh function
-  _oil-parse-error 'proc p { echo 1; function f { echo f; }; echo 2 }'
+  #_oil-parse-error 'proc p { echo 1; function f { echo f; }; echo 2 }'
 
   _oil-parse-error 'f() { echo 1; proc inner { echo inner; }; echo 2; }'
 
@@ -860,6 +862,8 @@ oil_nested_proc() {
 
   # shell nesting is still allowed
   _should-parse 'f() { echo 1; g() { echo g; }; echo 2; }'
+
+  _oil-should-parse 'proc p() { shopt --unset errexit { false hi } }'
 }
 
 oil_var_decl() {