lua: use PV for generating Version in lua.pc

Lua was updated to 5.3.2, however lua.pc still has 5.2.2 listed as
Version in pkg-config metadata file. Instead of bumping the Version
field in lua.pc make sure that we are future proof and update the field
automatically with value of ${PV}.

Signed-off-by: Maciej Borzecki <maciej.borzecki@open-rnd.pl>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-devtools/lua/lua/lua.pc.in

@@ -0,0 +1,11 @@
+prefix=/usr
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: Lua
+Description: Lua language engine
+Version: @VERSION@
+Requires:
+Libs: -L${libdir} -llua
+Libs.private: -lm
+Cflags: -I${includedir}