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##### SUMMARY
<!--- Explain the problem briefly below -->
vmware_guest handles 'version' parameter type error. 
##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
vmware_guest
##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
ansible 2.10.0.dev0
  config file = None
  configured module search path = [u'/root/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
  ansible python module location = /root/ansible/lib/ansible
  executable location = /root/ansible/bin/ansible
  python version = 2.7.15+ (default, Oct  7 2019, 17:39:04) [GCC 7.4.0]
```

##### CONFIGURATION
<!--- Paste verbatim output from "ansible-config dump --only-changed" between quotes -->
```paste below

```

##### OS / ENVIRONMENT
<!--- Provide all relevant information below, e.g. target OS versions, network device firmware, etc. -->


##### STEPS TO REPRODUCE
<!--- Describe exactly how to reproduce the problem, using a minimal test-case -->
Using vmware_guest to deploy a new VM with 'version' parameter set to integer 14.
Return error 'int' object has no attribute 'lower'.
This is caused in line 1285:
"if temp_version.lower() == 'latest':"
<!--- Paste example playbooks or commands between quotes below -->
```yaml

```

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##### EXPECTED RESULTS
<!--- Describe what you expected to happen when running the steps above -->


##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->

<!--- Paste verbatim command output between quotes -->
```paste below

```

- A list of disks to add.
    - This parameter is case sensitive.
    - Shrinking disks is not supported.
    - Removing existing disks of the virtual machine is not supported.
    - 'Valid attributes are:'
    - ' - C(size_[tb,gb,mb,kb]) (integer): Disk storage size in specified unit.'
    - ' - C(type) (string): Valid values are:'
    - '     - C(thin) thin disk'
    - '     - C(eagerzeroedthick) eagerzeroedthick disk, added in version 2.5'
    - '     Default: C(None) thick disk, no eagerzero.'
    - ' - C(datastore) (string): The name of datastore which will be used for the disk. If C(autoselect_datastore) is set to True,
          then will select the less used datastore whose name contains this "disk.datastore" string.'
    - ' - C(filename) (string): Existing disk image to be used. Filename must already exist on the datastore.'
    - '   Specify filename string in C([datastore_name] path/to/file.vmdk) format. Added in version 2.8.'
    - ' - C(autoselect_datastore) (bool): select the less used datastore. "disk.datastore" and "disk.autoselect_datastore"
          will not be used if C(datastore) is specified outside this C(disk) configuration.'
    - ' - C(disk_mode) (string): Type of disk mode. Added in version 2.6'
    - '     - Available options are :'
    - '     - C(persistent): Changes are immediately and permanently written to the virtual disk. This is default.'
    - '     - C(independent_persistent): Same as persistent, but not affected by snapshots.'
    - '     - C(independent_nonpersistent): Changes to virtual disk are made to a redo log and discarded at power off, but not affected by snapshots.'
  cdrom:
    description:
    - A CD-ROM configuration for the virtual machine.
    - Or a list of CD-ROMs configuration for the virtual machine. Added in version 2.9.
    - 'Parameters C(controller_type), C(controller_number), C(unit_number), C(state) are added for a list of CD-ROMs
      configuration support.'
    - 'Valid attributes are:'
    - ' - C(type) (string): The type of CD-ROM, valid options are C(none), C(client) or C(iso). With C(none) the CD-ROM
          will be disconnected but present.'