[embedded] Add more symbols to test/embedded/dependencies-concurrency.swift that are currently used

Author: kubamracek

test/embedded/dependencies-concurrency.swift

@@ -23,11 +23,19 @@
 // DEP: ___stack_chk_fail
 // DEP: ___stack_chk_guard
 // DEP: ___stderrp
+// DEP: __availability_version_check
 // DEP: _abort
 // DEP: _asl_log
+// DEP: _dispatch_once_f
+// DEP: _dlsym
 // DEP: _exit
+// DEP: _fclose
+// DEP: _fopen
 // DEP: _fprintf
+// DEP: _fread
 // DEP: _free
+// DEP: _fseek
+// DEP: _ftell
 // DEP: _malloc
 // DEP: _memcpy
 // DEP: _memset_s
@@ -39,6 +47,8 @@
 // DEP: _pthread_self
 // DEP: _pthread_setspecific
 // DEP: _putchar
+// DEP: _rewind
+// DEP: _sscanf
 // DEP: _strlen
 // DEP: _vfprintf
 // DEP: _vsnprintf