Fix minor issues in /handbook/queries queries (#485)

- Fix syntax for installed software queries
- Fix missing `version` column in `yum_packages` table for Get installed Linux software query

handbook/queries/get-installed-freebsd-software.md

@@ -11,25 +11,25 @@ FreeBSD
 ```sql
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'chrome_extensions' AS source
 FROM chrome_extensions
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'firefox_addons' AS source
 FROM firefox_addons
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'atom_packages' AS source
 FROM atom_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'python_packages' AS source
 FROM python_packages
 UNION

handbook/queries/get-installed-linux-software.md

@@ -11,31 +11,31 @@ Linux
 ```sql
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'apt_sources' AS source
 FROM apt_sources
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'deb_packages' AS source
 FROM deb_packages
 UNION
 SELECT
   package AS name,
-  version AS version
+  version AS version,
   'portage_packages' AS source
 FROM portage_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'rpm_packages' AS source
 FROM rpm_packages
 UNION
 SELECT
   name AS name,
-  version AS version,
+  '' AS version,
   'yum_sources' AS source
 FROM yum_sources
 UNION

handbook/queries/get-installed-macos-software.md

@@ -23,31 +23,31 @@ FROM python_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'chrome_extensions' AS source
 FROM chrome_extensions
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'firefox_addons' AS source
 FROM firefox_addons
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'opera_extensions' AS source
 FROM opera_extensions
 UNION
 SELECT
   name As name,
-  version AS version
+  version AS version,
   'safari_extensions' AS source
 FROM safari_extensions
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'homebrew_packages' AS source
 FROM homebrew_packages;
 ```

handbook/queries/get-installed-windows-software.md

@@ -23,37 +23,37 @@ FROM python_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'ie_extensions' AS source
 FROM ie_extensions
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'chrome_extensions' AS source
 FROM chrome_extensions
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'firefox_addons' AS source
 FROM firefox_addons
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'chocolatey_packages' AS source
 FROM chocolatey_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'atom_packages' AS source
 FROM atom_packages
 UNION
 SELECT
   name AS name,
-  version AS version
+  version AS version,
   'python_packages' AS source
 FROM python_packages;
 ```