docs: fix issues in README.md (#312)

Signed-off-by: behnazh-w <[email protected]>

Author: behnazh-w

README.md

@@ -22,7 +22,7 @@ To learn how to download and run Macaron, see our documentation [here](https://o
 
 ## Contributing
 
-This project welcomes contributions from the community. Before submitting a pull request, please [review our contribution guide](./CONTRIBUTING.md)
+This project welcomes contributions from the community. Before submitting a pull request, please [review our contribution guide](./CONTRIBUTING.md).
 
 ## Defining new checks
 
@@ -36,9 +36,9 @@ We have integrated [SLSA provenance generation](https://github.com/slsa-framewor
 
 ## Security
 
-Please consult the [security guide](./SECURITY.md) for our responsible security vulnerability disclosure process
+Please consult the [security guide](./SECURITY.md) for our responsible security vulnerability disclosure process.
 
 ## License
 
-Copyright (c) 20222, 2023 Oracle and/or its affiliates.
+Copyright (c) 2022, 2023 Oracle and/or its affiliates.
 Macaron is licensed under the [Universal Permissive License (UPL), Version 1.0](./LICENSE.txt).