doc: fix the require resolve algorithm in modules.md

Before the fix, the pseudocode was describing an infinite loop.

PR-URL: https://github.com/nodejs/node/pull/55117
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>

doc/api/modules.md

@@ -333,7 +333,7 @@ NODE_MODULES_PATHS(START)
 2. let I = count of PARTS - 1
 3. let DIRS = []
 4. while I >= 0,
-   a. if PARTS[I] = "node_modules" CONTINUE
+   a. if PARTS[I] = "node_modules", GOTO d.
    b. DIR = path join(PARTS[0 .. I] + "node_modules")
    c. DIRS = DIR + DIRS
    d. let I = I - 1