Update version mapping for 3.16.3

Author: prettydevops

docs/installation/versions_mapping.md

@@ -2,6 +2,7 @@
 | Chart version | Lightrun version          |
 |---------------|---------------------------|
 | 3.17.0        | 1.58.1-release.a4f3b6a620 |
+| 3.16.3        | 1.57.3-release.9168ae5ade |
 | 3.16.2        | 1.57.3-release.9168ae5ade |
 | 3.16.1        | 1.57.2-release.b6e255c052 |
 | 3.16.0        | 1.57.1-release.e5e0c8e7c4 |