fix: doc invalid pin expressions example (#1113)

docs/reference/recipe_file.md

@@ -1022,7 +1022,7 @@ string containing only `x` and `.`, e.g. `max_pin="x.x.x"` would signify to pin
 the given package to `<1.2.3` (if the package version is `1.2.2`, for example).
 
 A pin with `min_pin="x.x",max_pin="x.x"` for a package of version `1.2.2` would
-evaluate to `>=1.2.2,<1.2.3`.
+evaluate to `>=1.2,<1.3.0a0`.
 
 If `exact=true`, then the `hash` is included, and the package is pinned exactly,
 e.g. `==1.2.2 h1234`. This is a unique package variant that cannot exist more

test-data/pins.yaml

@@ -4,6 +4,12 @@
     upper_bound: "x.x.x"
   spec: 9.0 hash
   expected: "foo >=9.0,<9.0.1.0a0"
+- pin:
+    name: "foo"
+    lower_bound: "x.x"
+    upper_bound: "x.x"
+  spec: 1.2.3 hash
+  expected: "foo >=1.2,<1.3.0a0"
 - pin:
     name: "foo"
     lower_bound: "x.x.x.x"