[llvm] Add adjustVMA option (PR #72870)

[James Henderson via llvm-commits]

================
@@ -483,6 +483,12 @@ them.
 
  Mark all defined global symbols as weak in the output.
 
+.. option:: --adjust-vma <value>
+  Add ``<value>`` to VMA and LMA address
----------------
jh7370 wrote:

```suggestion
  Add ``<value>`` to VMA and LMA address.
```
Address of what?

https://github.com/llvm/llvm-project/pull/72870