static int getUntrustedCount(Collection<SymbolServer> symbolServers) {
		return (int) symbolServers.stream().filter(ss -> !ss.isTrusted()).count();
	}
Returns the number of configured symbol servers that are considered 'untrusted'.

@param symbolServers list of {@link SymbolServer}s
@return number of untrusted symbol servers
Ghidra/Features/PDB/src/main/java/pdb/symbolserver/SymbolServer.java