setup CI and tidy to use typos for spellchecking and fix few typos

src/bootstrap/src/core/build_steps/format.rs

@@ -346,6 +346,6 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
     // since last merge.
     //
     // NOTE: Because of the exit above, this is only reachable if formatting / format checking
-    // succeeded. So we are not commiting the version if formatting was not good.
+    // succeeded. So we are not committing the version if formatting was not good.
     update_rustfmt_version(build);
 }

src/bootstrap/src/core/config/flags.rs

@@ -382,7 +382,7 @@ pub enum Subcommand {
         bless: bool,
         #[arg(long)]
         /// comma-separated list of other files types to check (accepts py, py:lint,
-        /// py:fmt, shell)
+        /// py:fmt, shell, shell:lint, cpp, cpp:fmt, spellcheck, spellcheck:fix)
         extra_checks: Option<String>,
         #[arg(long)]
         /// rerun tests even if the inputs are unchanged

src/bootstrap/src/utils/change_tracker.rs

@@ -149,7 +149,7 @@ pub const CONFIG_CHANGE_HISTORY: &[ChangeInfo] = &[
     ChangeInfo {
         change_id: 121976,
         severity: ChangeSeverity::Info,
-        summary: "A new `boostrap-cache-path` option has been introduced which can be utilized to modify the cache path for bootstrap.",
+        summary: "A new `bootstrap-cache-path` option has been introduced which can be utilized to modify the cache path for bootstrap.",
     },
     ChangeInfo {
         change_id: 122108,
@@ -404,7 +404,7 @@ pub const CONFIG_CHANGE_HISTORY: &[ChangeInfo] = &[
     ChangeInfo {
         change_id: 140438,
         severity: ChangeSeverity::Info,
-        summary: "Added a new option `rust.debug-assertions-tools` to control debug asssertions for tools.",
+        summary: "Added a new option `rust.debug-assertions-tools` to control debug assertions for tools.",
     },
     ChangeInfo {
         change_id: 140732,