Update initializationsystem.jl

Author: ChrisRackauckas

test/initializationsystem.jl

@@ -1194,11 +1194,11 @@ end
     @test integ[x] ≈ 1 / cbrt(3)
     @test integ[y] ≈ 2 / cbrt(3)
     @test integ.ps[p] == 1.0
-    @test integ.ps[q] ≈ 3 / cbrt(3)
+    @test integ.ps[q] ≈ 3 / cbrt(3) atol=1e-5
     prob2 = remake(prob; u0 = [y => 3x], p = [q => 2x])
     integ2 = init(prob2)
-    @test integ2[x] ≈ cbrt(3 / 28)
-    @test integ2[y] ≈ 3cbrt(3 / 28)
+    @test integ2[x] ≈ cbrt(3 / 28) atol=1e-5
+    @test integ2[y] ≈ 3cbrt(3 / 28) atol=1e-5
     @test integ2.ps[p] == 1.0
     @test integ2.ps[q] ≈ 2cbrt(3 / 28)
 end