Grammar fixes (#4500)

* Grammar fixes

* More changes

* Grammar

* Error grammar

* Spelling

* Grammar

* REsolves grammar

* grammar

* grammar

* grammar

* grammar

* grammar

* grammar

* grammar

* grammar

* "commited" > "committed"

* apostrophe

* more grammar

* grammar

* `funtion` to `function`

* grammar in alias cog

* grammar in cleanup cog

* grammar in customcom cog

* grammar in mod cog

* grammar in reports cog

* fix grammar in streams cog

* missing apostrophe

* grammar fix in trivia cog

Co-authored-by: Jyu Viole Grace <24418520+thisisjvgrace@users.noreply.github.com>
Co-authored-by: Jyu Viole Grace <thisisjvgrace@users.noreply.github.com>

redbot/core/dev_commands.py

@@ -106,7 +106,7 @@ class Dev(commands.Cog):
         lines or asynchronous code, see [p]repl or [p]eval.
 
         Environment Variables:
-            ctx      - command invokation context
+            ctx      - command invocation context
             bot      - bot object
             channel  - the current channel object
             author   - command author's member object
@@ -160,7 +160,7 @@ class Dev(commands.Cog):
         as they are not mixed and they are formatted correctly.
 
         Environment Variables:
-            ctx      - command invokation context
+            ctx      - command invocation context
             bot      - bot object
             channel  - the current channel object
             author   - command author's member object