Removed SDL2 from opengl branch

makefile

@@ -3,7 +3,7 @@
 CC = gcc
 CFLAGS = -Wall -Wextra -std=gnu11 -g -fsanitize=address -fsanitize=leak
 LDFLAGS = -lm
-LIBS = -lSDL2 -lGL -lGLU -lglut
+LIBS = -lGL -lGLU -lglut
 
 BIN = bin
 
@@ -21,7 +21,7 @@ main: $(OBJS)
 # Convert the source in object, but before all, run `$(BIN)` aka mkdir
 $(BIN)/%.o: %.c
 	mkdir -p $(@D)
-	$(CC) $(CFLAGS) -o $@ -c $< $(LDFLAGS) -lSDL2
+	$(CC) $(CFLAGS) -o $@ -c $< $(LDFLAGS)
 
 # Echo the source and object values
 help: