[Quest API] Add Silent Saylink Methods to Perl/Lua (#4177)

# Perl
- Add `quest::silent_saylink(text)`.
- Add `quest::silent_saylink(text, link_name)`.

# Lua
- Add `eq.silent_say_link(text)`.
- Add `eq.silent_say_link(text, link_name)`.

# Notes
- Allows operators to more easily use silent saylinks without an optional silent parameter in the traditional saylink methods.
- Sets `silent` parameter default to `false` so we do not need to pass `false` when we are not using a a silent saylink.
- Changes all places that used `EQ::SayLinkEngine::GenerateQuestSaylink` to `Saylink::Create` where possible.
- Removed `questmgr` method that is no longer necessary.
- Cleaned up Lua methods to use the strings directly instead of building one out.

zone/gm_commands/logs.cpp

@@ -82,7 +82,7 @@ void command_logs(Client *c, const Seperator *sep)
 				}
 
 				gmsay.emplace_back(
-					EQ::SayLinkEngine::GenerateQuestSaylink(
+					Saylink::Create(
 						fmt::format("#logs set gmsay {} {}", index, i), false, std::to_string(i)
 					)
 				);
@@ -96,7 +96,7 @@ void command_logs(Client *c, const Seperator *sep)
 				}
 
 				file.emplace_back(
-					EQ::SayLinkEngine::GenerateQuestSaylink(
+					Saylink::Create(
 						fmt::format("#logs set file {} {}", index, i), false, std::to_string(i)
 					)
 				);
@@ -110,7 +110,7 @@ void command_logs(Client *c, const Seperator *sep)
 				}
 
 				console.emplace_back(
-					EQ::SayLinkEngine::GenerateQuestSaylink(
+					Saylink::Create(
 						fmt::format("#logs set console {} {}", index, i), false, std::to_string(i)
 					)
 				);
@@ -124,7 +124,7 @@ void command_logs(Client *c, const Seperator *sep)
 				}
 
 				discord.emplace_back(
-					EQ::SayLinkEngine::GenerateQuestSaylink(
+					Saylink::Create(
 						fmt::format("#logs set discord {} {}", index, i), false, std::to_string(i)
 					)
 				);