updated temp dir to unpack airmap platform-sdk

QGCExternalLibs.pri

@@ -256,7 +256,7 @@ contains (DEFINES, DISABLE_AIRMAP) {
             mkdir -p "$${AIRMAP_PLATFORM_SDK_PATH}/include/airmap" && \
             mkdir -p "$${AIRMAP_PLATFORM_SDK_PATH}/$${AIRMAP_PLATFORM_SDK_INSTALL_DIR}" && \
             wget -q -O "$${OUT_PWD}/$${AIRMAP_PLATFORM_SDK_FILENAME}" "$${AIRMAP_PLATFORM_SDK_URL}" && \
-            ar p "$${AIRMAP_PLATFORM_SDK_FILENAME}" data.tar.gz | tar xvz -C "$${AIRMAP_PLATFORM_SDK_PATH}/" --strip-components=1 && \
+            ar p "$${AIRMAP_PLATFORM_SDK_FILENAME}" data.tar.gz | tar xvz -C "$${AIRMAP_PLATFORM_SDK_PATH}/$${AIRMAP_PLATFORM_SDK_INSTALL_DIR}/" --strip-components=1 && \
             mv -u "$${AIRMAP_PLATFORM_SDK_PATH}/$${AIRMAP_PLATFORM_SDK_INSTALL_DIR}/usr/lib/x86_64-linux-gnu/*" "$${AIRMAP_PLATFORM_SDK_PATH}/linux/$${AIRMAP_QT_PATH}/" && \
             mv -u "$${AIRMAP_PLATFORM_SDK_PATH}/$${AIRMAP_PLATFORM_SDK_INSTALL_DIR}/usr/include/airmap/*" "$${AIRMAP_PLATFORM_SDK_PATH}/include/airmap/" && \
             rm -rf "$${AIRMAP_PLATFORM_SDK_PATH}/$${AIRMAP_PLATFORM_SDK_INSTALL_DIR}" && \