docs: Add missing compat annotation for isdefinedglobal (#58542)

Keno · KristofferC · commit a430f2e2cee8 · 2025-05-28T11:14:16.000+02:00
Add missing compatibility annotation for `isdefinedglobal`. Fixes #58528. (cherry picked from commit 953903b)
diff --git a/base/docs/basedocs.jl b/base/docs/basedocs.jl
@@ -2796,6 +2796,9 @@ a value set.
 If `allow_import` is `false`, the global variable must be defined inside `m`
 and may not be imported from another module.
 
+!!! compat "Julia 1.12"
+    This function requires Julia 1.12 or later.
+
 See also [`@isdefined`](@ref).
 
 # Examples
