fix infinite recursion in term rewriting macros tests (#23979)

Noticed Hint [Pattern] spam in CI

tests/trmacros/tor.nim

@@ -1,7 +1,7 @@
 discard """
   output: '''
 3
-0
+30
 true
 '''
 """
@@ -15,7 +15,9 @@ echo z
 
 
 template arithOps: untyped = (`+` | `-` | `*`)
-template testOr{ (arithOps{f})(a, b) }(a, b, f: untyped): untyped = f(a mod 10, b)
+template testOr{ (arithOps{f})(a, b) }(a, b, f: untyped): untyped =
+  {.noRewrite.}:
+    f(a mod 10, b)
 
 let xx = 10
 echo 10*xx

tests/trmacros/trmacros_various2.nim

@@ -70,7 +70,9 @@ block tstar:
     for i in 1..len(s)-1: result.add s[i]
     inc calls
 
-  template optConc{ `&&` * a }(a: string): string = &&a
+  template optConc{ `&&` * a }(a: string): string =
+    {.noRewrite.}:
+      &&a
 
   let space = " "
   echo "my" && (space & "awe" && "some " ) && "concat"