Add loops content (#1817)

* Update 107-loops.md

Added content to learn loops in Java roadmap

* Update content/roadmaps/110-java/content/100-java-fundamentals/107-loops.md

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/110-java/content/100-java-fundamentals/107-loops.md

@@ -1 +1,7 @@
-# Loops
+# Loops
+
+In Java and other programming languages, loops are used to iterate a part of the program several times. There are three types of loops in Java, `for`, `while`, and `do...while`.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.javatpoint.com/java-for-loop'>What are loops in Java?</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.programiz.com/java-programming/for-loop'> Loops in Java.</BadgeLink>