Corrects a logically-reversed word in 2 script cmdlet example titles (#4384)

* Correct 'dependent' to 'dependencies' in title of Find-Script example #7

...also fixed an it.

* Correct 'dependent' to 'dependencies' in title of Install-Script example #3

Author: travisclagrone

reference/5.1/PowershellGet/Find-Script.md

@@ -115,7 +115,7 @@ Version    Name                                Type       Repository           D
 
 This command finds all versions of Required-Script02.
 
-### Example 7: Find a script and its dependent modules and scripts
+### Example 7: Find a script and its dependencies
 ```
 PS C:\> Find-Script -Name "Script-WithDependencies1" -IncludeDependencies -Repository "LocalRepo1"
 Version    Name                                Type       Repository           Description
@@ -126,7 +126,7 @@ Version    Name                                Type       Repository           D
 2.5        Required-Script2                    Script     LocalRepo1           Description for the Required-Script2 script
 ```
 
-This command finds a script and it dependencies.
+This command finds a script and its dependencies.
 
 ### Example 8: Find scripts with the specified tag
 ```

reference/5.1/PowershellGet/Install-Script.md

@@ -144,7 +144,7 @@ The second command gets the installed script `Required-Script3` and displays inf
 The third command gets `Required-Script3` and uses the pipeline operator to pass it to the
 `Format-List` cmdlet to format the output.
 
-### Example 3: Install a script with its dependent scripts and modules
+### Example 3: Install a script and its dependencies
 
 ```
 PS C:\> Find-Script -Repository "Local1" -Name "Script-WithDependencies2" -IncludeDependencies

reference/6/PowerShellGet/Find-Script.md

@@ -121,7 +121,7 @@ Version    Name                                Type       Repository           D
 
 This command finds all versions of Required-Script02.
 
-### Example 7: Find a script and its dependent modules and scripts
+### Example 7: Find a script and its dependencies
 
 ```
 PS C:\> Find-Script -Name "Script-WithDependencies1" -IncludeDependencies -Repository "LocalRepo1"
@@ -133,7 +133,7 @@ Version    Name                                Type       Repository           D
 2.5        Required-Script2                    Script     LocalRepo1           Description for the Required-Script2 script
 ```
 
-This command finds a script and it dependencies.
+This command finds a script and its dependencies.
 
 ### Example 8: Find scripts with the specified tag
 

reference/6/PowerShellGet/Install-Script.md

@@ -143,7 +143,7 @@ The second command gets the installed script `Required-Script3` and displays inf
 The third command gets `Required-Script3` and uses the pipeline operator to pass it to the
 `Format-List` cmdlet to format the output.
 
-### Example 3: Install a script with its dependent scripts and modules
+### Example 3: Install a script and its dependencies
 
 ```
 PS C:\> Find-Script -Repository "Local1" -Name "Script-WithDependencies2" -IncludeDependencies