Update compile.sh

Fixed typo

src/compile.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-#Don't know cmake so here's a simple bash script for compialation
+#Don't know cmake so here's a simple bash script for compiling
 g++ -c Directory.cpp -o Directory.o
 g++ Main.cpp Directory.o -o File-viewer