bump go version to 1.24

Author: dlnilsson

.github/variables/go-versions.env

@@ -1,3 +1,3 @@
-latest=1.23
+latest=1.24
 penultimate=1.22
 min=1.18

README.md

@@ -12,7 +12,7 @@ Applications using the LaunchDarkly Go SDK will generally use the `ldcontext` su
 
 ## Supported Go versions
 
-This version of the project requires a Go version of 1.18 or higher.
+This version of the project requires a Go version of 1.24 or higher.
 
 ## Integration with easyjson
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/launchdarkly/go-sdk-common/v3
 
-go 1.18
+go 1.24
 
 require (
 	github.com/launchdarkly/go-jsonstream/v3 v3.0.0