make compat entry upper bounded

Jutho · Jutho · commit 971ebed828ce · 2020-06-04T01:18:45.000+02:00
diff --git a/Project.toml b/Project.toml
@@ -8,7 +8,7 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 TensorKit = "07d1fe3e-3e46-537d-9eac-e9e13d0d4cec"
 
 [compat]
-TensorKit = ">=0.4"
+TensorKit = "0.4, 0.5"
 julia = "1"
 
 [extras]
