Minor grammar fixes

Co-authored-by: tedyoung <[email protected]>

Author: squidfunk

docs/reference/admonitions.md

@@ -229,7 +229,7 @@ Adding a `+` after the `???` token renders the block expanded:
 
 ### Inline blocks
 
-Admonitions can also be rendered as inline blocks (i.e. for sidebars), placing
+Admonitions can also be rendered as inline blocks (e.g., for sidebars), placing
 them to the right using the `inline` + `end` modifiers, or to the left using
 only the `inline` modifier:
 
@@ -276,7 +276,7 @@ only the `inline` modifier:
 __Important__: admonitions that use the `inline` modifiers _must_ be declared
 prior to the content block you want to place them beside. If there's
 insufficient space to render the admonition next to the block, the admonition
-will stretch to the full width of the viewport, e.g. on mobile viewports.
+will stretch to the full width of the viewport, e.g., on mobile viewports.
 
 ### Supported types