Core Rule Set: random passwords pass on the multisite network profile page (closes #300)

/wp-admin/network/profile.php posts pass1 and pass2 to itself. The
exclusion that lets them skip the random-password rules on WordPress's
other profile pages now names it too.

Model: opus-5-5

internal/coreruleset/coreruleset_test.go

@@ -1646,6 +1646,7 @@ func TestWordPressPasswordFieldsPass(t *testing.T) {
 		{"/wp-admin/user-edit.php?user_id=2", formData, pass},
 		{"/wp-admin/user-new.php", formData, pass},
 		{"/wp-admin/network/user-edit.php?user_id=2", formData, pass},
+		{"/wp-admin/network/profile.php", formData, pass},
 		{"/wp-admin/user/profile.php", formData, pass},
 		{"/wp-json/wp/v2/users", jsonBody, []string{passwordKey}},
 		{"/wp-json/wp/v2/users/me", formData, []string{passwordKey}},