README: The latest stable version is now 1.11.7 (#59571)

Author: DilumAluthge

README.md

@@ -97,7 +97,7 @@ and then use the command prompt to change into the resulting julia directory. By
 Julia. However, most users should use the [most recent stable version](https://github.com/JuliaLang/julia/releases)
 of Julia. You can get this version by running:
 
-    git checkout v1.11.6
+    git checkout v1.11.7
 
 To build the `julia` executable, run `make` from within the julia directory.