main/freerdp: fix arm build

pass in the fp abi we use. no affect for non-arm platforms, and as
this caused build failure, no pkgrel bump is needed.

main/freerdp/APKBUILD

@@ -55,6 +55,8 @@ build() {
 		-DWITH_XRENDER=ON \
 		-DWITH_XV=ON \
 		-DWITH_ZLIB=ON \
+		-DWITH_NEON=OFF \
+		-DARM_FP_API=hard \
 		|| return 1
 	make
 }