Fix spelling: adroideabi -> androideabi

CLA: trivial
Reviewed-by: NRich Salz <rsalz@openssl.org>
Reviewed-by: NBen Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/5029)

Configurations/10-main.conf

@@ -863,7 +863,7 @@ my %targets = (
     #
     # ANDROID_NDK=/some/where/android-ndk-10d
     # CROSS_SYSROOT=$ANDROID_NDK/platforms/android-14/arch-arm
-    # CROSS_COMPILE=arm-linux-adroideabi-
+    # CROSS_COMPILE=arm-linux-androideabi-
     # PATH=$ANDROID_NDK/toolchains/arm-linux-androideabi-4.8/prebuild/linux-x86_64/bin
     #
     "android" => {