v.builder: fix .vsh mode doing an implicit import os, now only for .vsh file itself (fix issue spotted in #25736) (#25745)

Author: kbkpbot

vlib/v/builder/builder.v

@@ -334,10 +334,7 @@ pub fn (b &Builder) import_graph() &depgraph.DepGraph {
 			if b.pref.backend == .c {
 				// TODO: JavaScript backend doesn't handle os for now
 				// os import libraries so we exclude anything which could cause a loop
-				// git grep import vlib/os | cut -f2 -d: | cut -f2 -d" " | sort -u
-				// dl, os, os.cmdline, os.filelock, os.notify, strings, strings.textscanner, term.termios, time
-				if b.pref.is_vsh
-					&& p.mod.name !in ['os', 'dl', 'strings.textscanner', 'term.termios'] {
+				if p.path.ends_with('.vsh') {
 					deps << 'os'
 				}
 			}