doc: fix numbering

PR-URL: #31575
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

doc/api/modules.md

@@ -162,7 +162,7 @@ require(X) from module at path Y
    c. THROW "not found"
 4. LOAD_SELF_REFERENCE(X, dirname(Y))
 5. LOAD_NODE_MODULES(X, dirname(Y))
-7. THROW "not found"
+6. THROW "not found"
 
 LOAD_AS_FILE(X)
 1. If X is a file, load X as JavaScript text.  STOP