libxc/libxl: bump library SONAMEs

The following two patches break both libxc and libxl ABI and
API, so we better bump the MAJORs.

Of course, for libxl, proper measures are taken (in the
relevant patch) in order to guarantee API stability.

Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

tools/libxc/Makefile

@@ -1,7 +1,7 @@
 XEN_ROOT = $(CURDIR)/../..
 include $(XEN_ROOT)/tools/Rules.mk
 
-MAJOR    = 4.4
+MAJOR    = 4.5
 MINOR    = 0
 
 CTRL_SRCS-y       :=

tools/libxl/Makefile

@@ -5,7 +5,7 @@
 XEN_ROOT = $(CURDIR)/../..
 include $(XEN_ROOT)/tools/Rules.mk
 
-MAJOR = 4.4
+MAJOR = 4.5
 MINOR = 0
 
 XLUMAJOR = 4.3