amd/addrlib: Initialize Lib members in constructors.

Fix defects reported by Coverity Scan.

uninit_member: Non-static class member m_maxBaseAlign is not initialized in this constructor nor in any functions that it calls.
uninit_member: Non-static class member m_maxMetaBaseAlign is not initialized in this constructor nor in any functions that it calls.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7768>

src/amd/addrlib/src/core/addrlib.cpp

@@ -107,6 +107,8 @@ Lib::Lib() :
     m_rowSize(0),
     m_minPitchAlignPixels(1),
     m_maxSamples(8),
+    m_maxBaseAlign(0),
+    m_maxMetaBaseAlign(0),
     m_pElemLib(NULL)
 {
     m_configFlags.value = 0;
@@ -132,6 +134,8 @@ Lib::Lib(const Client* pClient) :
     m_rowSize(0),
     m_minPitchAlignPixels(1),
     m_maxSamples(8),
+    m_maxBaseAlign(0),
+    m_maxMetaBaseAlign(0),
     m_pElemLib(NULL)
 {
     m_configFlags.value = 0;