patch 8.2.1691: Vim9: list<any> is not accepted where list<number> is expected

Problem:    Vim9: list<any> is not accepted where list<number> is expected.
Solution:   Add functions to allocate and free a type_T, use it in
            ISN_CHECKTYPE. (closes #6959)
diff --git a/src/testdir/test_vim9_disassemble.vim b/src/testdir/test_vim9_disassemble.vim
index 78d0a62..7fd8c06 100644
--- a/src/testdir/test_vim9_disassemble.vim
+++ b/src/testdir/test_vim9_disassemble.vim
@@ -258,7 +258,7 @@
         '\d STORE $2\_s*' ..
         '\[x, y; l\] = g:stringlist\_s*' ..
         '\d LOADG g:stringlist\_s*' ..
-        '\d CHECKTYPE list stack\[-1\]\_s*' ..
+        '\d CHECKTYPE list<any> stack\[-1\]\_s*' ..
         '\d CHECKLEN >= 2\_s*' ..
         '\d\+ ITEM 0\_s*' ..
         '\d\+ CHECKTYPE string stack\[-1\]\_s*' ..
@@ -829,7 +829,7 @@
         '\d STORE -1 in $1\_s*' ..
         '\d PUSHS "\["one", "two"\]"\_s*' ..
         '\d BCALL eval(argc 1)\_s*' ..
-        '\d CHECKTYPE list stack\[-1\]\_s*' ..
+        '\d CHECKTYPE list<any> stack\[-1\]\_s*' ..
         '\d FOR $1 -> \d\+\_s*' ..
         '\d STORE $2\_s*' ..
         'res ..= str\_s*' ..
@@ -1144,7 +1144,7 @@
         '\d STORE $0\_s*' ..
         'return res\_s*' ..
         '\d LOAD $0\_s*' ..
-        '\d CHECKTYPE list stack\[-1\]\_s*' ..
+        '\d CHECKTYPE list<number> stack\[-1\]\_s*' ..
         '\d RETURN',
         instr)
   assert_equal([2, 3, 4], AnySlice())