cosmetics: readability

Note go.mod file changes go version to 1.18 (for generics)
You might need to refresh/reload your IDE (e.g. IntelliJ)

Bug: N/A
Test: manually verified (e.g. ran `m nothing` successfully)
Change-Id: I2a6dadd673fd170961d1fd1e1756f7581e9a1091
diff --git a/go.mod b/go.mod
index 14444b3..8c1a9f0 100644
--- a/go.mod
+++ b/go.mod
@@ -16,4 +16,4 @@
 // Indirect dep from go-cmp
 exclude golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543
 
-go 1.15
+go 1.18