small fixes

Author: rustagir

source/issues-and-help.txt

@@ -58,16 +58,18 @@ user contributions to ensure they meet the standards of the codebase. Please
 ensure that any pull requests include documentation, tests, and pass the
 **gradle** checks.
 
-To get started, clone the source repository and work on a branch:
+To get started, clone the source repository and work on a branch by
+running the following commands:
 
 .. code-block:: bash
 
-   $ git clone https://github.com/mongodb/mongo-java-driver.git
-   $ cd mongo-java-driver
-   $ git checkout -b myNewFeature
+   git clone https://github.com/mongodb/mongo-java-driver.git
+   cd mongo-java-driver
+   git checkout -b myNewFeature
 
-Finally, ensure that the code passes gradle checks.
+Finally, ensure that the code passes gradle check by running the
+following command:
 
 .. code-block:: bash
 
-   $ ./gradlew check
+   ./gradlew check