fix most typos, add crate-ci/typos to CI (#2653)

* fix most typos, add crate-ci/typos to CI

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Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

packages/cli/assets/dioxus.toml

@@ -3,7 +3,7 @@
 # dioxus project name
 name = "{{project-name}}"
 
-# default platfrom
+# default platform
 # you can also use `dx serve/build --platform XXX` to use other platform
 # value: web | desktop
 default_platform = "{{default-platform}}"