💻 5959 shorten error messages (#5961)

Fixes #5959 
Execute error and other error (ServerError) are shortened. 

**How to test**

Follow these steps to verify this PR works as intended:

```repeat 100 times print 'Hello Hedy'```
* go to level 7
* run ```repeat 100 times print 'Hello Hedy'```
* the error messages will be: 'Something went wrong. Your program takes too long to run.'
* @jpelay I don't know how to get the other_error/ServerError, to test it.

**Checklist**
Done? Check if you have it all in place using this list: (mark with x if done)

- [x] Contains one of the PR categories in the name
- [x] Describes changes in the format above
- [x] Links to an existing issue or discussion
- [x] Has a "How to test" section

Co-Authored-By: jpelay <[email protected]>

content/client-messages/bn.yaml

@@ -2,6 +2,6 @@ CheckInternet: Check whether your Internet connection is working।
 Program_too_long: Your program takes too long to run।
 Connection_error: We couldn't reach the server।
 Transpile_error: We can't run your program।
-Execute_error: Something went wrong while running the program।
+Execute_error: Something went wrong।
 Other_error: Oops! Maybe we made a little mistake।
 Empty_output: This code works but does not print anything. Add a print command to your code or use the turtle to get output।

content/client-messages/en.yaml

@@ -2,11 +2,11 @@ CheckInternet: Check whether your Internet connection is working.
 Connection_error: We couldn't reach the server.
 Empty_output: This code works but does not print anything. Add a print command to your code or use the turtle to get output.
 Errors_found: You made a mistake! Don't worry, we still ran the program
-Execute_error: Something went wrong while running the program.
+Execute_error: Something went wrong.
 Other_error: Oops! Maybe we made a little mistake.
 Program_repair: This could be the correct code, can you fix it?
 Program_too_long: Your program takes too long to run.
-ServerError: You wrote a program we weren't expecting. If you want to help, send us an email with the level and your program at [email protected]. In the meantime, try something a little different and take another look at the examples. Thanks!
+ServerError: You can help us out by sending an email with the level and your program to [email protected]. In the meantime, try something a little different. Thanks!
 Transpile_error: We can't run your program.
 Transpile_success:
 -   Good job!