Rollup merge of #44377 - mathstuf:config.toml-typos, r=alexcrichton

config.toml.example: fix some typos

config.toml.example

@@ -146,10 +146,10 @@
 # option to true.
 #full-bootstrap = false
 
-# Enable a build of the and extended rust tool set which is not only the
-# compiler but also tools such as Cargo. This will also produce "combined
-# installers" which are used to install Rust and Cargo together. This is
-# disabled by default.
+# Enable a build of the extended rust tool set which is not only the compiler
+# but also tools such as Cargo. This will also produce "combined installers"
+# which are used to install Rust and Cargo together. This is disabled by
+# default.
 #extended = false
 
 # Verbosity level: 0 == not verbose, 1 == verbose, 2 == very verbose
@@ -175,7 +175,7 @@
 # script.
 #configure-args = []
 
-# Indicates that a local rebuild is ocurring instead of a full bootstrap,
+# Indicates that a local rebuild is occurring instead of a full bootstrap,
 # essentially skipping stage0 as the local compiler is recompiling itself again.
 #local-rebuild = false