Chore: Update astronvim, tweak gitmodules

.gitmodules

@@ -19,7 +19,7 @@
 	url = https://github.com/AstroNvim/AstroNvim.git
 	ignore = dirty
 	branch = main
-	update = checkout
+	shallow = true
 
 [submodule "cheat-community"]
 	path = config/cheat/cheatsheets/community
@@ -29,3 +29,4 @@
 [submodule "tmux/tpm"]
 	path = config/tmux/plugins/tpm
 	url = https://github.com/tmux-plugins/tpm.git
+	ignore = dirty

config/iterm2/com.googlecode.iterm2.plist

@@ -10,16 +10,6 @@
 	<true/>
 	<key>AlternateMouseScroll</key>
 	<true/>
-	<key>AppleAntiAliasingThreshold</key>
-	<integer>1</integer>
-	<key>ApplePressAndHoldEnabled</key>
-	<false/>
-	<key>AppleScrollAnimationEnabled</key>
-	<integer>0</integer>
-	<key>AppleSmoothFixedFontsSizeThreshold</key>
-	<integer>1</integer>
-	<key>AppleWindowTabbingMode</key>
-	<string>manual</string>
 	<key>Custom Color Presets</key>
 	<dict>
 		<key>catppuccin-mocha</key>