remove redundant STRING_FMT macro

Removes the redundant STRING_FMT macro that vendor added in v0.3.6.16

cleanup/cleanup.sh

@@ -120,6 +120,12 @@ sed -i 's|\(#define\s\+ERR(.*\)||g' tn40.h
 # replace ERR(...) macro with pr_err(...)
 sed -i 's|\(\s\+\)\(ERR(\)|\1pr_err(|g' *.c *.h
 
+# remove redundant STRING_FMT macro
+sed -i 's|\#define\s\+STRING_FMT.*||g' tn40.h
+sed -i 's|" STRING_FMT "|%s|g' *.c *.h
+sed -i 's|STRING_FMT\s\+"|"%s|g' *.c *.h
+perl -0777 -i -pe 's|STRING_FMT\s*\n\s*"|"%s|g' *.c *.h
+
 # Insert new cleanup steps above this comment.
 # Keep Lindent as the last step.