[CAS] Fix downstream test cases after lit internal shell change

Fix Failed Tests:
  Clang :: CAS/daemon-cwd.c
  Clang :: CAS/libclang-replay-job.c

Author: cachemeifyoucan

clang/test/CAS/daemon-cwd.c

@@ -18,8 +18,9 @@
 
 // RUN: %clang -cc1depscand -execute %{clang-daemon-dir}/%basename_t      \
 // RUN:   -cas-args -fcas-path %t/cas -- %t/cmd.sh
-// RUN: (cd %t && %clang -target x86_64-apple-macos11 -MD -MF %t/test2.d  \
-// RUN:    -Iinclude -fsyntax-only -x c %s)
+// RUN: cd %t
+// RUN: %clang -target x86_64-apple-macos11 -MD -MF %t/test2.d            \
+// RUN:    -Iinclude -fsyntax-only -x c %s
 // RUN: diff %t/test.d %t/test2.d
 
 #include "test.h"

clang/test/CAS/libclang-replay-job.c

@@ -12,9 +12,10 @@
 
 // RUN: %deps-to-rsp %t/deps.json --tu-index 0 > %t/cc1.rsp
 
-// RUN: (cd %t; %clang @%t/cc1.rsp)
-// RUN: (cd %t; %clang @%t/cc1.rsp -Rcompile-job-cache-hit \
-// RUN:   -serialize-diagnostic-file %t/t1.dia 2> %t/output1.txt)
+// RUN: cd %t
+// RUN: %clang @%t/cc1.rsp
+// RUN: %clang @%t/cc1.rsp -Rcompile-job-cache-hit \
+// RUN:   -serialize-diagnostic-file %t/t1.dia 2> %t/output1.txt
 
 // Verify the warning was recorded and we compare populated .dia files.
 // RUN: c-index-test -read-diagnostics %t/t1.dia 2>&1 | FileCheck %s --check-prefix=DIAGS