Clean up

Following commit just covers few spellings and grammatical corrections
in src code files and README.

Verified:
No impact on oob-bios functionality.

Change-Id: Iaaa1a89186928fbb750c5f38fc163a12597ced08
Signed-off-by: Smriti-Ayushi <smriti.ayushi@linux.intel.com>
diff --git a/src/password.cpp b/src/password.cpp
index d13ed93..724b98f 100644
--- a/src/password.cpp
+++ b/src/password.cpp
@@ -223,7 +223,7 @@
         *systemBus, objectPathPwd),
     objServer(objectServer), systemBus(systemBus)
 {
-    lg2::debug("BIOS config password is runing");
+    lg2::debug("BIOS config password is running");
     try
     {
         fs::path biosDir(BIOS_PERSIST_PATH);