some test cleanups & category reorganization (#22010)

* clean up some test categories

* mention exact slice issue

* magics into system

* move trangechecks into overflow

* move tmemory to system

* try fix CI

* try fix CI

* final CI fix

tests/errmsgs/mb.nim

@@ -0,0 +1,2 @@
+type
+  typ* = distinct string

tests/errmsgs/mc.nim

@@ -0,0 +1,3 @@
+
+type
+  typ* = distinct int

tests/errmsgs/ta.nim

@@ -0,0 +1,12 @@
+discard """
+  errormsg: "type mismatch: got <mc.typ>"
+  line: 12
+"""
+
+import mb, mc
+
+proc test(testing: mb.typ) =
+  discard
+
+var s: mc.typ
+test(s)

tests/errmsgs/tconsttypemismatch.nim

@@ -0,0 +1,7 @@
+discard """
+  errormsg: "type mismatch"
+  file: "tconsttypemismatch.nim"
+  line: 7
+"""
+# bug #2252
+const foo: int = 1000 / 30

tests/errmsgs/tmacroerrorproc.nim

@@ -0,0 +1,13 @@
+discard """
+  errormsg: "Expected a node of kind nnkCharLit, got nnkCommand"
+  file: "tmacroerrorproc.nim"
+  line: 13
+"""
+# issue #4915
+import macros
+
+macro mixer(n: typed): untyped =
+  expectKind(n[0], nnkCharLit)
+
+mixer:
+  echo "owh"

tests/errmsgs/tnoop.nim

@@ -0,0 +1,12 @@
+discard """
+  nimout: '''
+  found 'a' [var declared in tnoop.nim(10, 3)]
+  '''
+  file: "tnoop.nim"
+  errormsg: "attempting to call routine: 'a'"
+"""
+
+var
+  a: int
+
+a()

tests/errmsgs/tsimpletypecheck.nim

@@ -0,0 +1,10 @@
+discard """
+  errormsg: "type mismatch: got <bool> but expected \'string\'"
+  file: "tsimpletypecheck.nim"
+  line: 10
+"""
+# Test 2
+# Simple type checking
+
+var a: string
+a = false #ERROR