installation: linux: debian: update package name to fluent-bit (#2041)

Signed-off-by: Dharun Kumar <[email protected]>

Author: DharunKumar04

installation/linux/debian.md

@@ -1,6 +1,6 @@
 # Debian
 
-Fluent Bit is distributed as the `fluent-bit` package and is available for the latest stable CentOS system.
+Fluent Bit is distributed as the `fluent-bit` package and is available for the latest stable Debian system.
 
 The following architectures are supported