Support InvalidTypeApplication on #update_env

[ksss]

ref: ruby/rbs#2289

We can add test cases in the next rbs update.

diff --git a/smoke/diagnostics-rbs/invalid-type-application.rbs b/smoke/diagnostics-rbs/invalid-type-application.rbs
index 7f157d63..4e842543 100644
--- a/smoke/diagnostics-rbs/invalid-type-application.rbs
+++ b/smoke/diagnostics-rbs/invalid-type-application.rbs
@@ -1,4 +1,4 @@
-class InvalidTypeApplication
+class InvalidTypeApplication < Integer[4]
   type foo = Integer[3]

   type bar = Array[1, 2]