[profcheck][test] Use quotes for when not using the internal lit shell (#170873)

Using `-passes=function(prof-inject),module(prof-verify)` needs to be
quoted when using a non-lit shell.

Fixes tests in 4b42944 when not using
lit's shell

Author: rupprecht

llvm/test/Transforms/PGOProfile/prof-verify-known-cold.ll

@@ -1,6 +1,6 @@
 ; Test prof-verify for functions explicitly marked as cold
 
-; RUN: opt -passes=function(prof-inject),module(prof-verify) %s -o - 2>&1 | FileCheck %s
+; RUN: opt -passes='function(prof-inject),module(prof-verify)' %s -o - 2>&1 | FileCheck %s
 
 define void @foo(i32 %i) !prof !0 {
   %c = icmp eq i32 %i, 0

llvm/test/Transforms/PGOProfile/prof-verify.ll

@@ -6,7 +6,7 @@
 
 ; RUN: opt -passes=prof-inject %s -S -o - | FileCheck %s --check-prefix=INJECT
 ; RUN: not opt -passes=prof-verify %s -S -o - 2>&1 | FileCheck %s --check-prefix=VERIFY
-; RUN: opt -passes=function(prof-inject),module(prof-verify) %s --disable-output
+; RUN: opt -passes='function(prof-inject),module(prof-verify)' %s --disable-output
 ; RUN: opt -enable-profcheck %s -S -o - | FileCheck %s --check-prefix=INJECT
 
 define void @foo(i32 %i) !prof !0 {