docs: fix minor grammar mistakes (#20521)

docs/development/issues.md

@@ -1,12 +1,12 @@
 # Issues In Electron
 
-* [How to Contribute in Issues](#how-to-contribute-in-issues)
+* [How to Contribute to Issues](#how-to-contribute-to-issues)
 * [Asking for General Help](#asking-for-general-help)
 * [Submitting a Bug Report](#submitting-a-bug-report)
 * [Triaging a Bug Report](#triaging-a-bug-report)
 * [Resolving a Bug Report](#resolving-a-bug-report)
 
-## How to Contribute in Issues
+## How to Contribute to Issues
 
 For any issue, there are fundamentally three ways an individual can
 contribute:
@@ -75,7 +75,7 @@ If you believe that you have found a bug in Electron, please fill out this
 form to the best of your ability.
 
 The two most important pieces of information needed to evaluate the report are
-a description of the bug and a simple test case to recreate it. It easier to fix
+a description of the bug and a simple test case to recreate it. It is easier to fix
 a bug if it can be reproduced.
 
 See [How to create a Minimal, Complete, and Verifiable example](https://stackoverflow.com/help/mcve).
@@ -92,7 +92,7 @@ are not helpful or professional. To many, such responses are annoying and
 unfriendly.
 
 Contributors are encouraged to solve issues collaboratively and help one
-another make progress. If encounter an issue that you feel is invalid, or
+another make progress. If you encounter an issue that you feel is invalid, or
 which contains incorrect information, explain *why* you feel that way with
 additional supporting context, and be willing to be convinced that you may
 be wrong. By doing so, we can often reach the correct outcome faster.