Avoid redundant inline warning in swcache

Change-Id: Ia30d9f406769cab219418d4624e8547a036c4f08
Reviewed-on: https://gerrit.libreoffice.org/36022
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sw/source/core/inc/swcache.hxx

@@ -169,8 +169,8 @@ public:
     void Lock();
     void Unlock();
 #else
-    inline void Lock() { ++m_nLock; }
-    inline void Unlock() { --m_nLock; }
+    void Lock() { ++m_nLock; }
+    void Unlock() { --m_nLock; }
 #endif
 };