sdk: only install locales if we're using glibc

Using glibc-locale to install locales only makes sense if we're using glibc.

(From OE-Core rev: 8fc80734053645fa893694dfe33ddaee99aa9a1a)

(From OE-Core rev: e75b001444a5cb7bf6d91003d973cf3f9d84dae3)

(From OE-Core rev: 6ea3e46b60c89b37afadc186008dec3f0a39a69d)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oe/sdk.py

@@ -85,6 +85,10 @@ class Sdk(object, metaclass=ABCMeta):
             bb.warn("cannot remove SDK dir: %s" % path)
 
     def install_locales(self, pm):
+        # This is only relevant for glibc
+        if self.d.getVar("TCLIBC") != "glibc":
+            return
+
         linguas = self.d.getVar("SDKIMAGE_LINGUAS")
         if linguas:
             if linguas == "all":