Rollup merge of #100926 - tusharxoxoxo:master, r=Dylan-DPC

Update README.md

Fixed Small grammatical Errors

Author: matthiaskrgr

README.md

@@ -83,7 +83,7 @@ by running it with the `--help` flag or reading the [rustc dev guide][rustcguide
     If you plan to use `x.py install` to create an installation, it is recommended
     that you set the `prefix` value in the `[install]` section to a directory.
 
-    Create install directory if you are not installing in default directory.
+    Create an install directory if you are not installing in the default directory.
 
 4. Build and install:
 
@@ -153,7 +153,7 @@ build.
 #### MSVC
 
 MSVC builds of Rust additionally require an installation of Visual Studio 2017
-(or later) so `rustc` can use its linker.  The simplest way is to get the
+(or later) so `rustc` can use its linker.  The simplest way is to get
 [Visual Studio], check the “C++ build tools” and “Windows 10 SDK” workload.
 
 [Visual Studio]: https://visualstudio.microsoft.com/downloads/