Add two new versions to binutils.

config/binutils.in

@@ -117,6 +117,14 @@ config BINUTILS_V_2_17_50_0_14
     bool
     prompt "2.17.50.0.14"
 
+config BINUTILS_V_2_17_50_0_15
+    bool
+    prompt "2.17.50.0.15"
+
+config BINUTILS_V_2_17_50_0_16
+    bool
+    prompt "2.17.50.0.16"
+
 # CT_INSERT_VERSION_ABOVE
 # Don't remove above line!
 endchoice
@@ -148,6 +156,8 @@ config BINUTILS_VERSION
     default "2.17.50.0.12" if BINUTILS_V_2_17_50_0_12
     default "2.17.50.0.13" if BINUTILS_V_2_17_50_0_13
     default "2.17.50.0.14" if BINUTILS_V_2_17_50_0_14
+    default "2.17.50.0.15" if BINUTILS_V_2_17_50_0_15
+    default "2.17.50.0.16" if BINUTILS_V_2_17_50_0_16
 # CT_INSERT_VERSION_STRING_ABOVE
 # Don't remove above line!