removed unnecessary compiler directives

src/Network.cpp

@@ -27,7 +27,6 @@ namespace network {
 		_poweredOnTime = 0;
 	}
 
-	__attribute__((__optimize__("O2")))
 	SIM808_NETWORK_REGISTRATION_STATE waitForRegistered(uint32_t timeout, bool relativeToPowerOnTime = true) {
 		#define CURRENT_LOGGER_FUNCTION "waitForRegistered"
 		NOTICE;

src/NetworkPositionsBackup.cpp

@@ -56,7 +56,6 @@ namespace positions {
 				return responseCode == POSITIONS_CONFIG_NET_DEFAULT_EXPECTED_RESPONSE;
 			}
 
-			//__attribute__((__optimize__("O2")))
 			void NetworkPositionsBackup::appendPositions() {
 				#define CURRENT_LOGGER_FUNCTION "appendPositions"
 

src/Time2.cpp

@@ -16,8 +16,7 @@
 namespace utils {
 	namespace time {
 
-		__attribute__((__optimize__("O2")))
-			timestamp_t makeTimestamp(const tmElements_t &time) {
+		timestamp_t makeTimestamp(const tmElements_t &time) {
 			timestamp_t timestamp;
 
 			timestamp += (time.day - 1) * SECS_PER_DAY;
@@ -28,8 +27,7 @@ namespace utils {
 			return timestamp;
 		}
 
-		__attribute__((__optimize__("O2")))
-			void breakTime(timestamp_t timestamp, tmElements_t &time) {
+		void breakTime(timestamp_t timestamp, tmElements_t &time) {
 			time.year = 0;
 			time.month = 0;