LLVM: deprecation removals (spack#3615)

Signed-off-by: Ryan Krattiger <ryan.krattiger@kitware.com>

Author: kwryankrattiger

repos/spack_repo/builtin/packages/llvm/package.py

@@ -74,29 +74,6 @@ class Llvm(CMakePackage, CudaPackage, LlvmDetection, CompilerPackage):
     version("20.1.1", sha256="edde69aa3e48a3892a8f01332ff79cfb6179151b42503c4ba77d2cd408b013bf")
     version("20.1.0", sha256="08bc382733777dda3c96259e3732ff96c1df98d0470c4f85b163274eae687f4f")
 
-    with default_args(deprecated=True):
-        version(
-            "19.1.6", sha256="f07fdcbb27b2b67aa95e5ddadf45406b33228481c250e65175066d36536a1ee2"
-        )
-        version(
-            "19.1.5", sha256="e2204b9903cd9d7ee833a2f56a18bef40a33df4793e31cc090906b32cbd8a1f5"
-        )
-        version(
-            "19.1.4", sha256="010e1fd3cabee8799bd2f8a6fbc68f28207494f315cf9da7057a2820f79fd531"
-        )
-        version(
-            "19.1.3", sha256="e5106e2bef341b3f5e41340e4b6c6a58259f4021ad801acf14e88f1a84567b05"
-        )
-        version(
-            "19.1.2", sha256="622cb6c5e95a3bb7e9876c4696a65671f235bd836cfd0c096b272f6c2ada41e7"
-        )
-        version(
-            "19.1.1", sha256="115dfd98a353d05bffdab3f80db22f159da48aca0124e8c416f437adcd54b77f"
-        )
-        version(
-            "19.1.0", sha256="0a08341036ca99a106786f50f9c5cb3fbe458b3b74cab6089fd368d0edb2edfe"
-        )
-
     # Final releases of previous versions
     version("19.1.7", sha256="59abea1c22e64933fad4de1671a61cdb934098793c7a31b333ff58dc41bff36c")
     version("18.1.8", sha256="09c08693a9afd6236f27a2ebae62cda656eba19021ef3f94d59e931d662d4856")