fix numerous typos of "occurred" (#287)

src/slash_argument/slash_macro.rs

@@ -21,7 +21,7 @@ pub enum SlashArgError {
     /// A string parameter was found, but it could not be parsed into the target type.
     #[non_exhaustive]
     Parse {
-        /// Error that occured while parsing the string into the target type
+        /// Error that occurred while parsing the string into the target type
         error: Box<dyn std::error::Error + Send + Sync>,
         /// Original input string
         input: String,
@@ -32,7 +32,7 @@ pub enum SlashArgError {
         /// Human readable description of the error
         &'static str,
     ),
-    /// HTTP error occured while retrieving the model type from Discord
+    /// HTTP error occurred while retrieving the model type from Discord
     Http(serenity::Error),
     #[doc(hidden)]
     __NonExhaustive,
@@ -91,7 +91,7 @@ impl std::fmt::Display for SlashArgError {
             Self::Http(error) => {
                 write!(
                     f,
-                    "Error occured while retrieving data from Discord: {error}",
+                    "Error occurred while retrieving data from Discord: {error}",
                 )
             }
             Self::__NonExhaustive => unreachable!(),

src/structs/framework_error.rs

@@ -36,7 +36,7 @@ pub enum FrameworkError<'a, U, E> {
         #[derivative(Debug = "ignore")]
         framework: crate::FrameworkContext<'a, U, E>,
     },
-    /// Error occured during command execution
+    /// Error occurred during command execution
     #[non_exhaustive]
     Command {
         /// Error which was thrown in the command code
@@ -49,7 +49,7 @@ pub enum FrameworkError<'a, U, E> {
         /// General context
         ctx: crate::Context<'a, U, E>,
     },
-    /// Panic occured at any phase of command execution after constructing the `crate::Context`.
+    /// Panic occurred at any phase of command execution after constructing the `crate::Context`.
     ///
     /// This feature is intended as a last-resort safeguard to gracefully print an error message to
     /// the user on a panic. Panics should only be thrown for bugs in the code, don't use this for