[LibOS] Update the manifest for Bash

LibOS/shim/test/apps/bash/bash.manifest.template

@@ -32,6 +32,9 @@ sgx.trusted_files.libc = file:$(LIBCDIR)/libc.so.6
 sgx.trusted_files.libdl = file:$(LIBCDIR)/libdl.so.2
 sgx.trusted_files.libm = file:$(LIBCDIR)/libm.so.6
 sgx.trusted_files.libpthread = file:$(LIBCDIR)/libpthread.so.0
+sgx.trusted_files.libnss1 = file:$(LIBCDIR)/libnss_dns.so.2
+sgx.trusted_files.libnss2 = file:/lib/x86_64-linux-gnu/libnss_compat.so.2
+sgx.trusted_files.libnss3 = file:/lib/x86_64-linux-gnu/libnss_files.so.2
 sgx.trusted_files.libtinfo = file:/lib/x86_64-linux-gnu/libtinfo.so.5
 sgx.trusted_files.ls = file:/bin/ls
 sgx.trusted_files.cp = file:/bin/cp