Add some explicit world age increments

Julia 1.12 will be stricter about implicit world age increments at
toplevel and these annotations may be required (and are harmless on
older julia versions). See JuliaLang/julia#56509.

test/compiler.jl

@@ -370,7 +370,8 @@ end
     @test fir(nothing, false, 1) === 11
 
     ir = @code_ir f_try_catch7()
-    @test func(ir)(nothing) === 1.
+    fir = func(ir)
+    @test fir(nothing) === 1.
 
     ir = @code_ir f_try_catch8(1.)
     fir = func(ir)

test/ir.jl

@@ -49,8 +49,8 @@ let
   @test inline_at !== nothing
   ir = IRTools.inline(ir1, inline_at, ir2)
   f = IRTools.func(ir)
-  @test f(nothing, 2, 3) == 3
-  @test f(nothing, 3, 2) == 3
+  @test invokelatest(f, nothing, 2, 3) == 3
+  @test invokelatest(f, nothing, 3, 2) == 3
 end
 
 function foo1(x)
@@ -77,8 +77,8 @@ let
   end
   @test inline_at !== nothing
   ir3 = IRTools.inline(ir, inline_at, ir2)
-  @test IRTools.func(ir3)(nothing, 2) == 12
-  @test IRTools.func(ir3)(nothing, 101) == 101
+  @test invokelatest(IRTools.func(ir3), nothing, 2) == 12
+  @test invokelatest(IRTools.func(ir3), nothing, 101) == 101
 end
 
 
@@ -103,6 +103,6 @@ let
   end
   @test inline_at !== nothing
   ir3 = IRTools.inline(ir, inline_at, ir2)
-  @test IRTools.func(ir3)(nothing, 2) == foo2(2)
-  @test IRTools.func(ir3)(nothing, -2) == foo2(-2)
+  @test invokelatest(IRTools.func(ir3), nothing, 2) == foo2(2)
+  @test invokelatest(IRTools.func(ir3), nothing, -2) == foo2(-2)
 end