add: reverse-bits solution in go (#28)

Author: cosmicray001

README.md

@@ -174,7 +174,7 @@ LeetCode
 |0187|[Repeated-DNA-Sequences](https://leetcode.com/problems/repeated-dna-sequences/) || [c++](./src/0187-Repeated-DNA-Sequences/0187.cpp) |[python](./src/0187-Repeated-DNA-Sequences/0187.py)|||||Medium|
 |0188|[Best Time to Buy and Sell Stock IV](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iv/) || [c++](./src/0188-Best-Time-to-Buy-and-Sell-Stock-IV/0188.cpp) |[python](./src/0188-Best-Time-to-Buy-and-Sell-Stock-IV/0188.py)|||||Hard|
 |0189|[Rotate Array](https://leetcode.com/problems/rotate-array/) || [c++](./src/0189-Rotate-Array/0189.cpp) |[python](./src/0189-Rotate-Array/0189.py)|||||Easy|
-|0190|[Reverse Bits](https://leetcode.com/problems/reverse-bits/) || [c++](./src/0190-Reverse-Bits/0190.cpp) |[python](./src/0190-Reverse-Bits/0190.py)|||||Easy|
+|0190|[Reverse Bits](https://leetcode.com/problems/reverse-bits/) || [c++](./src/0190-Reverse-Bits/0190.cpp) |[python](./src/0190-Reverse-Bits/0190.py)|[go](./src/0190-Reverse-Bits/0190.go)||||Easy|
 |0191|[Number of 1 Bits](https://leetcode.com/problems/number-of-1-bits/) || [c++](./src/0191-Number-of-1-Bits/0191.cpp) |[python](./src/0191-Number-of-1-Bits/0191.py)|||||Easy|
 |0198|[House Robber](https://leetcode.com/problems/house-robber/) || [c++](./src/0198-House-Robber/0198.cpp) |[python](./src/0198-House-Robber/0198.py)|||||Easy|
 |0199|[Binary Tree Right Side View](https://leetcode.com/problems/binary-tree-right-side-view/) || [c++](./src/0199-Binary-Tree-Right-Side-View/0199.cpp) |[python](./src/0199-Binary-Tree-Right-Side-View/0199.py)|||||Medium|

src/0190-Reverse-Bits/0190.go

@@ -0,0 +1,12 @@
+package reversebits
+
+func reverseBits(num uint32) uint32 {
+	var ans uint32 = 0
+	for i := 0; i < 32; i++ {
+		val := num & (1 << i)
+		if val != 0 {
+			ans |= (1 << (31 - i))
+		}
+	}
+	return ans
+}