cpp-netlib: Fix buildpaths in generated cmake files

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/cpp-netlib/cpp-netlib_git.bb

@@ -23,3 +23,8 @@ inherit cmake pkgconfig
 DEPENDS = "zlib boost openssl"
 
 EXTRA_OECMAKE:append = " -DCPP-NETLIB_BUILD_TESTS=OFF -DCPP-NETLIB_BUILD_EXAMPLES=OFF"
+
+do_install:append() {
+    sed -i -e 's|${RECIPE_SYSROOT}||g' ${D}${libdir}/cmake/cppnetlib/cppnetlibConfig.cmake
+    sed -i -e 's|${RECIPE_SYSROOT}||g' ${D}${libdir}/cmake/cppnetlib/cppnetlibTargets-noconfig.cmake
+}