PcAtChipsetPkg: Convert non DOS format files to DOS format and rename the same module name.

1. Module UNI and Package UNI files are not DOS format. Convert them to DOS format.
2. BaseAcpiTimerLib and DxeAcpiTimerLib has the same module name. Update them to the different name, and add the module uni file with the updated module name. 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gao, Liming <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16046 6f19259b-4bc3-4df7-8a09-765794883524

PcAtChipsetPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.inf

@@ -1,5 +1,5 @@
 ## @file
-#  ACPI Timer Library
+#  Base ACPI Timer Library
 #
 #  Provides basic timer support using the ACPI timer hardware.  The performance
 #  counter features are provided by the processors time stamp counter. 
@@ -17,13 +17,13 @@
 
 [Defines]
   INF_VERSION                    = 0x00010005
-  BASE_NAME                      = AcpiTimerLib
+  BASE_NAME                      = BaseAcpiTimerLib
   FILE_GUID                      = 564DE85F-049E-4481-BF7A-CA04D2788CF9
   MODULE_TYPE                    = BASE
   VERSION_STRING                 = 1.0
   LIBRARY_CLASS                  = TimerLib|SEC PEI_CORE PEIM
   CONSTRUCTOR                    = AcpiTimerLibConstructor
-  MODULE_UNI_FILE                = AcpiTimerLibModStrs.uni
+  MODULE_UNI_FILE                = BaseAcpiTimerLib.uni
 
 [Sources]
   AcpiTimerLib.c

PcAtChipsetPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.inf

@@ -1,5 +1,5 @@
 ## @file
-#  ACPI Timer Library
+#  DXE ACPI Timer Library
 #
 #  Provides basic timer support using the ACPI timer hardware.  The performance
 #  counter features are provided by the processors time stamp counter. 
@@ -17,13 +17,13 @@
 
 [Defines]
   INF_VERSION                    = 0x00010005
-  BASE_NAME                      = AcpiTimerLib
+  BASE_NAME                      = DxeAcpiTimerLib
   FILE_GUID                      = E624B98C-845A-4b94-9B50-B20475D552B9
   MODULE_TYPE                    = BASE
   VERSION_STRING                 = 1.0
   LIBRARY_CLASS                  = TimerLib|DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER SMM_CORE
   CONSTRUCTOR                    = AcpiTimerLibConstructor
-  MODULE_UNI_FILE                = AcpiTimerLibModStrs.uni
+  MODULE_UNI_FILE                = DxeAcpiTimerLib.uni
 
 [Sources]
   AcpiTimerLib.c