{ios,xcframework}build.sh: fix compilation w/Xcode 16

Don't use `-fembed-bitcode`, fixes:
ld: warning: -bitcode_bundle is no longer supported and will be ignored
ld: -mllvm and -bitcode_bundle (Xcode setting ENABLE_BITCODE=YES) cannot
    be used together

Change-Id: I4ead0fc71da39bb5ec92c1f5ba467b95ad8b7461

iosbuild.sh

@@ -53,7 +53,7 @@ DEMUXLIBLIST=''
 if [[ -z "${SDK}" ]]; then
   echo "iOS SDK not available"
   exit 1
-elif [[ ${SDK%%.*} -gt 8 ]]; then
+elif [[ ${SDK%%.*} -gt 8 && "${XCODE%%.*}" -lt 16 ]]; then
   EXTRA_CFLAGS="-fembed-bitcode"
 elif [[ ${SDK%%.*} -le 6 ]]; then
   echo "You need iOS SDK version 6.0 or above"

xcframeworkbuild.sh

@@ -172,7 +172,9 @@ for (( i = 0; i < $NUM_PLATFORMS; ++i )); do
     CFLAGS="-pipe -isysroot ${SDKROOT} -O3 -DNDEBUG"
     case "${PLATFORM}" in
       iPhone*)
+        if [[ "${XCODE%%.*}" -lt 16 ]]; then
           CFLAGS+=" -fembed-bitcode"
+        fi
         CFLAGS+=" -target ${ARCH}-apple-ios${IOS_MIN_VERSION}"
         [[ "${PLATFORM}" == *Simulator* ]] && CFLAGS+="-simulator"
         ;;