Fix typos found by codespell (#1872)

CHANGELOG.md

@@ -227,7 +227,7 @@ Changelog
 - Note that install.sh may fail on GitHub actions ([#1499](https://github.com/casey/just/pull/1499))
 - Fix readme typo ([#1489](https://github.com/casey/just/pull/1489) by [auberisky](https://github.com/auberisky))
 - Update install script and readmes to use tls v1.3 ([#1481](https://github.com/casey/just/pull/1481))
-- Renable install.sh test on CI([#1478](https://github.com/casey/just/pull/1478))
+- Re-enable install.sh test on CI([#1478](https://github.com/casey/just/pull/1478))
 - Don't test install.sh on CI ([#1477](https://github.com/casey/just/pull/1477))
 - Update Chinese translation of readme ([#1476](https://github.com/casey/just/pull/1476) by [hustcer](https://github.com/hustcer))
 - Fix install.sh for Windows ([#1474](https://github.com/casey/just/pull/1474) by [bloodearnest](https://github.com/bloodearnest))

README.md

@@ -2766,7 +2766,7 @@ directory.
 
 Environment files are only loaded for the root justfile, and loaded environment
 variables are available in submodules. Settings in submodules that affect
-enviroment file loading are ignored.
+environment file loading are ignored.
 
 Recipes in submodules without the `[no-cd]` attribute run with the working
 directory set to the directory containing the submodule source file.
@@ -2939,7 +2939,7 @@ foo argument:
 ```
 
 This preserves `just`'s ability to catch variable name typos before running,
-for example if you were to write `{{arument}}`, but will not do what you want
+for example if you were to write `{{argument}}`, but will not do what you want
 if the value of `argument` contains single quotes.
 
 #### Positional Arguments

www/install.sh

@@ -105,7 +105,7 @@ if [ -z ${tag-} ]; then
 fi
 
 if [ -z ${target-} ]; then
-  # bash compiled with MINGW (e.g. git-bash, used in github windows runnners),
+  # bash compiled with MINGW (e.g. git-bash, used in github windows runners),
   # unhelpfully includes a version suffix in `uname -s` output, so handle that.
   # e.g. MINGW64_NT-10-0.19044
   kernel=$(uname -s | cut -d- -f1)