Add "ulucinar" to the owner list

Signed-off-by: Alper Rifat Ulucinar <ulucinar@users.noreply.github.com>

Author: ulucinar

CODEOWNERS

@@ -19,4 +19,4 @@
 # See also OWNERS.md for governance details
 
 # Fallback owners
-*			@sergenyalcin @turkenf @negz
+*			@sergenyalcin @turkenf @negz @ulucinar

OWNERS.md

@@ -14,5 +14,6 @@ repository maintainers in their own `OWNERS.md` file.
 * Nic Cope <negz@upbound.io> ([negz](https://github.com/negz))
 * Sergen Yalcin <sergen@upbound.io> ([sergenyalcin](https://github.com/sergenyalcin))
 * Fatih Turken <fatih@upbound.io> ([turkenf](https://github.com/turkenf))
+* Alper Ulucinar <alper@upbound.io> ([ulucinar](https://github.com/ulucinar))
 
 See [CODEOWNERS](./CODEOWNERS) for automatic PR assignment.