fix: Remove the unprofessioanl whoopsy message

Author: epage

src/panic.rs

@@ -107,7 +107,6 @@ fn write_msg<P: AsRef<Path>>(
         ..
     } = meta;
 
-    writeln!(buffer, "Well, this is embarrassing.\n")?;
     writeln!(
         buffer,
         "{name} had a problem and crashed. To help us diagnose the \

tests/custom-panic/tests/integration.rs

@@ -5,11 +5,9 @@ fn release() {
         .env_remove("CI")
         .assert()
         .stderr_eq(snapbox::str![[r#"
-Well, this is embarrassing.
-
 custom-panic-test had a problem and crashed. To help us diagnose the problem you can send us a crash report.
 
-We have generated a report file at "[..].toml". Submit an issue or email with the subject of "custom-panic-test Crash Report" and include the report as an attachment.
+We have generated a report file at "[..]". Submit an issue or email with the subject of "custom-panic-test Crash Report" and include the report as an attachment.
 
 - Homepage: www.mycompany.com
 - Authors: My Company Support <support@mycompany.com

tests/single-panic/tests/integration.rs

@@ -14,11 +14,9 @@ fn release() {
         .env_remove("CI")
         .assert()
         .stderr_eq(snapbox::str![[r#"
-Well, this is embarrassing.
-
 single-panic-test had a problem and crashed. To help us diagnose the problem you can send us a crash report.
 
-We have generated a report file at "[..].toml". Submit an issue or email with the subject of "single-panic-test Crash Report" and include the report as an attachment.
+We have generated a report file at "[..]". Submit an issue or email with the subject of "single-panic-test Crash Report" and include the report as an attachment.
 
 - Authors: Human Panic Authors <human-panic-crate@example.com>
 
@@ -138,8 +136,6 @@ method = "Panic"
 backtrace = [..]
 ...
 
-Well, this is embarrassing.
-
 single-panic-test had a problem and crashed. To help us diagnose the problem you can send us a crash report.
 
 - Authors: Human Panic Authors <human-panic-crate@example.com>