Update sanchay_tool_installation_steps.txt

sanchay_tool_installation_steps.txt

@@ -3,7 +3,7 @@ How to install Sanchay?
 2. But to run Sanchay, your system needs to have JRE (Java Runtime Environment >= 7)
 i) Ubuntu (>= 16.04)
 Step-1: Run the following command:
-sudo apt install openjdk-11-jdk
+sudo apt install openjdk-18-jdk
 This will install Java on your system. 
 Step-2: Please set your CLASSPATH as given below: 
 a. https://howtech.tv/how-to-set-and-check-classpath-in-linux/
@@ -11,8 +11,8 @@ b. https://www.geeksforgeeks.org/how-to-set-classpath-in-java/
 Step-3: Go to the Sanchay folder and run the following command
 sh Sanchay.sh
 ii) Window (>=7)
-Step-1: Download and install Java-11 from the below link:
-https://www.oracle.com/java/technologies/javase/jdk11-archive-downloads.html
+Step-1: Download and install Java-18 from the below link:
+https://www.oracle.com/java/technologies/javase/jdk18-archive-downloads.html
 Step-2: Set the CLASSPATH variable as given below:
 a. https://www.geeksforgeeks.org/how-to-set-classpath-in-java/
 b. https://docs.oracle.com/javase/tutorial/essential/environment/paths.html