Fix ranges

Author: fsoikin

Diff for: spago.lock

@@ -6,7 +6,7 @@
         "core": {
           "dependencies": [
             {
-              "aff": ">=8.0.0 <9.0.0"
+              "aff": ">=7.0.0 <8.0.0"
             },
             {
               "effect": ">=4.0.0 <5.0.0"

Diff for: spago.yaml

@@ -11,7 +11,7 @@ package:
       githubOwner: purescript-spec
       githubRepo: purescript-spec-discovery
   dependencies:
-    - aff: ">=8.0.0 <9.0.0"
+    - aff: ">=7.0.0 <8.0.0"
     - effect: ">=4.0.0 <5.0.0"
     - foldable-traversable: ">=6.0.0 <7.0.0"
     - prelude: ">=6.0.1 <7.0.0"