main: in prep for 4.0 - Bump to 4.0 (#1595)

* summary: bump to 4.0

Signed-off-by: lecaros <[email protected]>

* readme: bump to 4.0

Signed-off-by: lecaros <[email protected]>

---------

Signed-off-by: lecaros <[email protected]>

Author: lecaros

README.md

@@ -2,7 +2,7 @@
 description: High Performance Telemetry Agent for Logs, Metrics and Traces
 ---
 
-# Fluent Bit v3.2 Documentation
+# Fluent Bit v4.0 Documentation
 
 <figure><img src=".gitbook/assets/3.2.png" alt=""><figcaption></figcaption></figure>
 

SUMMARY.md

@@ -1,6 +1,6 @@
 # Table of contents
 
-* [Fluent Bit v3.2 Documentation](README.md)
+* [Fluent Bit v4.0 Documentation](README.md)
 
 ## About