[Ada] Move runtime units for Put_Image attribute to libgnarl

gcc/ada/

	* libgnat/s-putaim.ads, libgnat/s-putaim.adb: Move...
	* libgnarl/s-putaim.ads, libgnarl/s-putaim.adb: ... here.

diff --git a/gcc/ada/libgnat/s-putaim.adb b/gcc/ada/libgnarl/s-putaim.adb
similarity index 100%
rename from gcc/ada/libgnat/s-putaim.adb
rename to gcc/ada/libgnarl/s-putaim.adb

diff --git a/gcc/ada/libgnat/s-putaim.ads b/gcc/ada/libgnarl/s-putaim.ads
similarity index 100%
rename from gcc/ada/libgnat/s-putaim.ads
rename to gcc/ada/libgnarl/s-putaim.ads