tools/ocaml: Fix the version embedded in META files

Xen 4.1 is more than a decade stale now.  Use the same mechanism as elsewhere
in the tree to get the current version number.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Christian Lindig <christian.lindig@cloud.com>
Reviewed-by: Edwin Török <edwin.torok@cloud.com>
master commit: 1965e9a930
master date: 2024-08-23 15:02:27 +0100

tools/ocaml/common.make

@@ -14,7 +14,7 @@ CFLAGS += -fPIC -I$(shell ocamlc -where)
 OCAMLOPTFLAGS = -g -ccopt "$(LDFLAGS)" -dtypes $(OCAMLINCLUDE) -w F -warn-error F
 OCAMLCFLAGS += -g $(OCAMLINCLUDE) -w F -warn-error F
 
-VERSION := 4.1
+VERSION := $(shell $(XEN_ROOT)/version.sh $(XEN_ROOT)/xen/Makefile)
 
 OCAMLDESTDIR ?= $(DESTDIR)$(shell $(OCAMLFIND) printconf destdir)