fix: address code suggestions

Author: bluelhf

src/main/java/ch/njol/skript/conditions/CondAlphanumeric.java

@@ -6,7 +6,7 @@
 
 import ch.njol.skript.Skript;
 import ch.njol.skript.doc.Description;
-import ch.njol.skript.doc.Examples;
+import ch.njol.skript.doc.Example;
 import ch.njol.skript.doc.Name;
 import ch.njol.skript.doc.Since;
 import ch.njol.skript.lang.Condition;
@@ -16,7 +16,7 @@
 
 @Name("Alphanumeric")
 @Description({"Checks if the given string is alphanumeric."})
-@Examples("""
+@Example("""
 	if the argument is not alphanumeric:
 		send "Invalid name!"
 	""")

src/main/java/ch/njol/skript/effects/EffLog.java

@@ -32,17 +32,14 @@
 @Description({"Writes text into a .log file. Skript will write these files to /plugins/Skript/logs.",
 		"NB: Using 'server.log' as the log file will write to the default server log. Omitting the log file altogether will log the message as '[Skript] [<script>.sk] <message>' in the server log."})
 @Example("""
-	# Broadcast on join
 	on join:
 		log "%player% has just joined the server!"
 	""")
 @Example("""
-	# Log world changes
 	on world change:
 		log "Someone just went to %event-world%!" to file "worldlog/worlds.log"
 	""")
 @Example("""
-	# Log commands with severity
 	on command:
 		log "%player% just executed %full command%!" to file "server/commands.log" with a severity of warning
 	""")

src/main/java/ch/njol/skript/effects/EffToggle.java

@@ -31,8 +31,10 @@
 		projectile is arrow
 		toggle the block at the arrow
 	""")
-@Example("# With booleans")
-@Example("toggle gravity of player")
+@Example("""
+	# With booleans
+	toggle gravity of player
+	""")
 @Since("1.4, 2.12 (booleans)")
 public class EffToggle extends Effect {
 

src/main/java/ch/njol/skript/expressions/ExprIP.java

@@ -26,8 +26,10 @@
 @Name("IP")
 @Description("The IP address of a player, or the connected player in a <a href='#connect'>connect</a> event, " +
 		"or the pinger in a <a href='#server_list_ping'>server list ping</a> event.")
-@Example("ban the IP address of the player")
-@Example("broadcast \"Banned the IP %IP of player%\"")
+@Example("""
+	ban the IP address of the player")
+	broadcast "Banned the IP %IP of player%"
+	""")
 @Example("""
 	on connect:
 		log "[%now%] %player% (%ip%) is connected to the server."